The Solar System

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Discuss the formation of the solar system. What is the data we use to develop the model for the formation of the solar system? How did planet Earth form?
Why are the planets made of hydrogen and helium gases located in the outer part of the solar system and the terrestrial planets with iron cores located in the inner part of the solar system?
Which of the following correctly describes an inner planet? A. They are having rings orbiting around the planet. B. It has no moon or few moons orbiting around the planet. C. It lies before the ast...
List the jovian planets in increasing order from the sun.
A planet with a mass of 7.00 \times 10^{21} \; kg is in a circular orbit around a star with a mass of 2.00 \times 10^{30} \; kg. The planet has an orbital radius of 3.00 \times 10^{10} \; m. (a) Wh...
Which of the following is not true about the terrestrial and Jovian planets? a) The terrestrial planets that do have solid atmospheres are made of heavier compounds in general than the atmospheres...
How was our solar system created?
The age of the solar system can be established by radioactive dating of
Sunspots are found in which part of the Sun? a) Photosphere b) Corona c) Lithosphere d) None of the above
How many solar systems are in the universe? What are their names?
How do you scale a solar system model? In the model, how far away from the Earth would the Sun be?
Mars orbits the Sun at a mean distance of 228 million km in a period of 687 days. The Earth orbits at a mean distance of 149.6 million km in a period of 365.26 days. All answers should be in the ra...
The mean distance of the planet Neptune from the Sun is 30.05 times the mean distance of Earth from the Sun. a.) Determine how many Earth-years it takes Neptune to orbit the Sun? b.) The mass of...
How much dark matter is in our solar system?
The solar system is about ______ years old.
What is the namesake of Mercury?
What is the difference between a planet and a protoplanet?
Jupiter and Saturn consist primarily of: a. Hydrogen and helium in a gaseous state b. Hydrogen and helium in a solid state c. Hydrogen and helium in a liquid state d. Hydrogen compounds such as water
In the 19th century the famous physicist Lord Kelvin estimated the age of Earth to be much much less than its present estimate. What information did Kelvin not have to account for his error? Select...
The radius of the earth's orbit around the sun (assumed to be circular) is 1.50x10^8km, and the earth travels around this orbit in 365 days. a) What is the magnitude of the orbital velocity of the...
What is the Cassini Division?
What was the major influence in the formation of the solar system?
As the voyager spacecraft penetrated into the outer solar system, the illumination from the sun declined. Relative to the situation at earth, how bright is the sunlight at each of the jovian planets?
How many solar systems are there to be known?
What are the celestial coordinates for Mars?
Can Venus cross Canis Major?
A satellite of Mars, called Phoebus, has an orbital radius of 9.4\times 10^6\ \mathrm{m} and a period of 2.8\times 10^4\ \mathrm{s}. Assuming the orbit is circular, determine the mass of Mars.
Two planets are never seen midnight, which two and why?
How does the diameter of the Sun compare with the diameter of the Moon s orbit around the Earth?
What is the history of Mercury?
What is the history of Mars?
What is the history of Neptune?
Savannah is 24 years older than Ryan, while Sebastian is 5 times as old as Ryan. If Savannah and Sebastian are twins, determine the equation that could be used to determine the age of all three peo...
Why is Venus a terrestrial planet?
Why is Venus often referred to as Earth's sister planet?
Why does the planet Venus show phases similar to the moon?
What planet is closer to Earth: Venus or Mars?
What planet is closest to Venus?
Where is the planet Venus?
Which planet is bigger: Earth or Venus?
What planet comes after Venus?
What planet is between Venus and Mars?
Is Venus the largest planet in the solar system?
Is Venus the planet of love?
Is Venus the smallest planet?
What is another name for the planet Venus?
What is the composition of the planet Venus?
Is Venus the biggest planet?
Is Venus the brightest planet?
Is Venus the closest planet to the sun?
Is Venus a star or a planet?
Is Venus nicknamed the Red Planet?
How old is the planet Venus?
Is planet Venus visible from Earth?
Is Venus a dwarf planet?
Is Venus an inner or outer planet?
Is Venus a rocky or gas planet?
How does the planet Venus rotate?
How is Venus different from other planets?
How many planets away from the sun is Venus?
How much does the planet Venus weigh?
Does the planet Venus have moons?
How did the planet Venus get its name?
Where is the planet Saturn located in the solar system?
Why is Saturn a gas planet?
Is Saturn a dwarf planet?
Is Saturn a star or planet?
Why is the planet Mercury important?
Why isn't Mercury a dwarf planet?
How many planets away from the sun is Saturn?
Why is Mercury the smallest planet?
Why is the planet Mercury called Mercury?
Why is Mercury considered a planet?
Why is Mars called the Red Planet?
Why is Mercury the fastest planet?
Why is Mercury the hottest planet?
Why is Mercury the most cratered planet?
Which planet is between Mercury and Earth?
Who discovered the planet Mercury?
Who named the planet Mercury?
Where is the planet Mercury located in the solar system?
Which moon is larger than the planet Mercury?
What planet comes after Mercury?
What type of planet is Mercury?
What type of planets are Mercury, Venus, Earth and Mars?
What does the planet Mercury's name mean?
What is the composition of the planet Mercury?
What is the diameter of the planet Mercury?
What is the planet Mercury known for?
What is the symbol for the planet Mercury?
Is the planet Mercury red?
Is Mercury the hottest planet?
Is Mercury the largest planet?
Is Mercury a planet?
How large is the planet Mercury?
How long is a day on the planet Mercury?
How long is a year on the planet Mercury?
Does the planet Mercury have a nickname?
Does the planet Mercury have any moons?
Which planet is closest to Mars?
Who named Mars the Red Planet?
Why has Mars been the planet most studied?
Why is Mars a terrestrial planet?
Why is Mars an inner planet?
Which planet is closer to the sun: Earth or Mars?
When did Mars become a planet?
When is planet Mars closest to Earth?
Where is the planet Mars located in the solar system?
What is the symbol of planet Mars?
Was there a planet between Mars and Jupiter?
What does the planet Mars' name mean?
Is Mars the largest planet?
Is Mars the smallest planet?
Is Mars the closest planet to the sun?
Is Mars an inner or outer planet?
Is Mars still a planet?
Is Mars the closest planet to Earth?
How much does the planet Mars weigh?
How old is the planet Mars?
Is Mars a big or small planet?
Is Mars a gas planet or a rocky planet?
How did the planet Mars get its name?
How is Mars different from other planets?
How many days are in a year on planet Mars?
How many planets away from the sun is Mars?
Which planet lies between Earth and Jupiter?
Who lives on Jupiter?
Is Jupiter a planet?
Is Jupiter an inner or outer planet?
Is Jupiter the closest planet to the sun?
How many planets is Jupiter from the sun?
How many planets have more moons than Jupiter?
Why is Uranus called the somersaulting planet?
Why is Uranus called the sideways planet?
Why was the planet Uranus named Uranus?
Why is the planet Uranus considered a gas giant?
Which planet has a larger diameter: Neptune or Uranus?
Why did astronomers suspect an eighth planet beyond Uranus?
Why is Neptune called Uranus' twin planet?
What planet comes after Uranus?
What planets are next to Uranus?
How was the planet Uranus discovered?
Is Uranus the seventh planet from the sun?
Was Uranus the first planet discovered?
How cold is Uranus the planet?
How is Uranus different from other planets?
Is Uranus the farthest planet from the sun?
What is the closest planet to Uranus?
Why is Uranus the coldest planet in the solar system?
Is Uranus a rocky planet?
Is Uranus the third biggest planet?
What does the planet name Uranus mean?
Why is Uranus known as the green planet?
How many rings does the planet Uranus have?
What is the diameter of the planet Uranus?
How old is Uranus the planet?
Is Uranus the largest planet?
What is the planet between Saturn and Neptune?
What is the planet next to Saturn?
Is Saturn the only planet that has rings?
Is Saturn the third largest planet?
Is Saturn the coldest planet?
Is Saturn the fifth planet from the sun?
How many planets are there not including Pluto?
Why is Pluto not a dwarf planet?
How is Pluto different from the gas planets?
How many times has Pluto been a planet?
When was the planet Pluto discovered?
Where is the planet Pluto in the solar system?
Who discovered the planet Pluto in 1930?
How is Pluto different from the outer planets?
How many planets is Pluto away from the sun?
How old is Pluto the planet?
Is Pluto an inner or outer planet?
Which planet is farthest from the sun besides Pluto?
How did the planet Pluto get its name?
Is Pluto a gas planet?
Why is Neptune an outer planet?
What planets are next to Neptune?
Is Neptune a Jovian planet?
How long has Neptune been a planet?
Is Neptune the fourth largest planet?
Is Neptune the fifth largest planet?
What is the closest planet to Neptune?
Which planet besides Neptune is known as the blue planet?
Is the planet Neptune bigger than Earth?
Is Neptune the largest planet?
Is Neptune the third largest planet?
Is Neptune the eighth planet from the sun?
Is Neptune a planet?
Is Eris in our solar system?
How far is Eris from Earth?
Where is Eris in the solar system?
What is the average temperature on Ceres?
If a person was on Uranus, describe the smell they would experience.
Is there anything at the center of Uranus?
Is there water on Uranus?
What kind of gas is contained inside Uranus?
Which of the following options is correct? The primary reason that Earth experiences seasons is because of the a. Earth's rotation. b. Earth's orbit. c. Earth's tilt on its axis. d. the unequal thi...
Summarize the composition of the solar system, discussing similarities and differences between planets.
What are the primary phases of systems analysis, and the major challenges that a system analyst must overcome for each of the primary phases of system analysis?
What is the farthest planet from Earth?
The gravitational force exerted on Earth by the Moon is greatest at the . a) zenith b) equator c) barycenter d) nadir e) poles
Which planet was once believed to have water on it? A. Mercury B. Venus C. Earth D. Mars
Why doesn't Sun attract Earth towards it?
What is a outer planet? What are the outer planets of the Solar System?
The diameter of the Moon is 3480 km. (a) What is the surface area of the Moon? (b) How many times larger is the surface area of the Earth?
Which of the nine planets is nearest to the sun? (a) Venus (b) Mercury (c) Mars (d) Jupiter.
The time taken by Mars to revolve around the sun is 1.88 years. Find the ratio of the average distance between Mars and the sun to that between the earth and the sun.
Why is Venus hotter than Mercury?
Name the most recent modification of the standard Big Bang model, and briefly explain how it differs from the standard model. Why do you think it took so long for astronomers to accurately measure...
The size of our Solar System is about a few dozen _ _ _ _ a) light-years b) solar diameters c) light-hours d) light-seconds.
Describe the Titan moon.
What is the order in planetary orbits?
Find an incorrect statement for DFC : - starts with solar system - terminates in GFC - requires specific detritivores - plays major role in terrestial systems
What chemicals would aliens on a hot planet like mercury use for biological processes? What kind of atmosphere would they need?
Sun than Moon. Earth is Mercury.
Why does the force of gravity change the speed of a satellite in an elliptical orbit? Choose the correct answer 1 The force of gravity is always tangent to the satellite motion. 2 Gravity speeds up...
How many planets (including Pluto) are there, in all? Explain.
A water heater is operated by solar power. If solar collector has an area of 6.00m^2, and the intensity delivered by sunlight is 550W/m^2, how long does it take to increase the temperature of 1m^3...
A child learns in school that the Earth is traveling faster than 100,000 kilometers per hour around the Sun, and in a frightened tone asks why we aren't swept off. What statement about the motion o...
Why are there no moons that orbit Mercury and Venus?
at what altitude should a satellite be placed into circular orbit so that its orbital period is 48 hours? the mass of the earth is 5.976x10^24 kg and the radius of the eatrh is 6.378x10^6 m.
Europa, a moon of Jupiter has an orbital diameter of 1.34 \times 10^9 m and a period of 3.55 days. What is the mass of Jupiter?
The region of the solar system between Mars and Jupiter contains many asteroids that orbit the Sun. Consider an asteroid in a circular orbit of radius 4.3 10^{11} m. Find the period of the orbit.
You are the science officer on a visit to a distant solar system. Prior to landing on a planet, you measure its diameter to be 1.90 \times 10^7 m and its rotation period to be 22.3 hours. You ha...
Is our Sun a binary star?
How many moons does Mercury have?
Which planet has the most moons?
Does Mars have moons?
Why might Venus have the slow retrograde rotation that is observed?
Which of the outer planets is most like Earth? How?
How many planets are visible from Earth with the naked eye?
What are the characteristics of gas giants?
What is the only planet that revolves around the sun in a clockwise direction?
How long does it take light to travel from the sun to Mars?
How long does it take to get to Mars from Earth?
How long would it take you to reach the nearest star to Earth?
What is the closest planet to the sun?
How are the planets in our solar system organized?
Lucy owns and manages two businesses. She now intends to start a third. Her new business will offer high-end catering services. Lucy will be the sole owner but will spend very little time in the bu...
Does Venus have an ozone layer?
How long does it take for Uranus to orbit the sun?
What is Venus named after?
What is the distance between Uranus and Neptune?
What planet has the shortest year?
What is the solar system?
What are the moons of Mars?
Where did the planet Uranus get its name?
Where is Neptune located in the solar system?
Where do the names of the planets come from?
If the sun were to suddenly disappear, how would the motion of Earth be affected?
What is the radius of Venus?
What orbits the sun besides planets?
What is the orbital velocity of Mars?
What is orbital resonance?
What is orbital inclination?
What is the age of our solar system?
What planets can you see with the naked eye?
What is the weather like on Venus?
Why is Jupiter called the king of planets?
What is the planet Neptune named after?
What's on Venus?
How did Earth get its name?
What is the smallest Jovian planet?
Why are terrestrial planets denser than Jovian planets?
How many volcanoes does Mars have?
Compare Earth and Mars.
What is the composition of the atmosphere of Venus?
What is Neptune's diameter in kilometers?
What is the size of the planet Mars?
What characteristics do Neptune and Uranus have in common?
What is the surface area of Uranus?
What is the weather like on Uranus?
What year was Neptune discovered?
What is the temperature range on Uranus?
What is the maximum possible parallax of Mercury during a solar transit, as seen from either end of a 2800 Km baseline on Earth?
Who discovered the planet Venus?
What is the largest object in our solar system?
What are the inner planets made of?
What direction does Uranus rotate?
Who was Mars named after?
What is the brightest planet?
Why do planets orbit the sun?
How does Neptune get its color?
What color is Venus in the night sky?
What color are the planets in our solar system?
What is the smallest planet in our solar system?
What is the seventh planet from the sun?
In the solar system, what is the farthest planet from Earth?
Why does Neptune appear blue and Jupiter red?
What year was Mercury the planet discovered?
What planet was discovered in 1781?
Is Neptune inside or outside the asteroid belt?
What is the 7th planet from the sun?
What is Uranus' distance from the sun?
What is the mass of Mars in kilograms?
What planets have rings?
What was the first planet to be discovered by telescope?
Which planet in the Solar System is green, blue and gaseous?
Is Saturn inside the asteroid belt?
Is Uranus inside or outside the asteroid belt?
How long does it take Neptune to orbit the Sun?
Why are the temperatures on Venus and Mercury so different?
Gas giants have atmospheres composed primarily of helium and
How does Venus get its color?
Why is Neptune called the mathematician's planet?
What does Venus do more slowly than any other planet?
What planet has yellow clouds of sulfuric acid?
Does Mercury have a stronger or weaker gravity than Earth?
How many stars does Mercury have?
What marks the outer boundary of our solar system?
How far is Mars from Earth?
What characterizes the planets that are closest to the sun?
What makes Uranus unique among the gas giants?
What is the slowest rotating planet?
What are the characteristics of inner planets?
What are the planets closest to the sun in order?
What is the distance between the sun and Saturn?
How did the solar system form?
How many satellites does Mars have?
What is Neptune's radius?
The planet with the greatest temperature extremes in the solar system is
What is the distance between Neptune and the sun?
What is the third planet from Earth?
What is the mass of Venus?
What is the largest inner planet?
What is the hottest planet in our solar system?
What planet takes the longest to orbit the sun?
What is Earth's diameter in miles?
What is the radius of the earth in km?
What is the distance around the Earth?
What happens during the apparent retrograde motion of a planet?
The four terrestrial planets that have solid rocky surfaces are
Which planet has the greatest attraction to the sun?
What do the outer planets have in common?
What is the radius of Mars in km?
What is the distance from Mars to the sun?
What is the radius of Earth in meters?
What is the orbital period of Uranus?
What are the eight planets?
What is Earth's sister planet?
How many moons does Venus have?
Which planet in our solar system has the longest day?
How long does it take to get to Mars?
What is the farthest planet from the sun?
What is the planet most similar to earth?
What happens to the potential energy due to the gravitational force of a shrinking interstellar gas cloud?
Assume that a certain location on the Earth reflects 28.0% of the incident sunlight from its clouds and surface. (a) If the intensity of solar radiation is 1370 W/m^2, what is the radiation pressu...
What are asteroids and comets according to the theory of solar system formation?
What are the four types of real motion that causes all of the apparent motions/changes we see in the sky?
A star maintains its internal thermal pressure. This is possible due to which of the following energy sources. a) balance of gravity and outward pressure. b) presence of helium and fission reacti...
What can be concluded from the nebular theory?
As Ptolemy said (in his book ''Almagest''), is it really impossible to achieve a theoretical understanding of the universe without instruction?
Ptolemy's (and his work, the ''Almagest'') limited resources hadn't stopped him from making sense of the universe. However, how is it that his observations both brought him to know that (through a...
What chemical elements were in the solar nebula?
What is insolation in climatology?
What does heliocentric cosmology mean?
What is the Tychonic cosmological model?
Does the sun move to the west and accelerate east?
Suppose you're an astronaut and you're sitting in a 6000, kg space capsule riding on a 4000, m times 8000, m sail (whose mass is included in the 6000, kg ). You're orbiting in the vicinity of...
An asteroid estimated, with a mass of 4.2 \times 10^8 \ kg, is in the same orbital plane (1 \ AU from the Sun) and heading toward Earth. Engineers want to use a solar sail to push the asteroid dire...
Suppose 3.0 cm of rain at 10 deg C falls on a rectangular region of dimensions 2.0 km x 3.0 km. How much energy was released when water vapor condensed to form this amount of rain?
Describe the main differences between the Sun-centered (heliocentric) and Earth-centered (geocentric) models.
Some spacecraft design uses a solar sail made of aluminized plastic. As sunlight reflects off the sail, radiation pressure drives the spacecraft outward away from the sun. a. If the sail material...
In the geocentric worldview: A. sun is set at the center of the universe with planets and stars going around from west to east. B. sun is set at the center of the universe with planets and stars go...
The ptolemaic model of the universe is what kind of model with what at its center? The model supported by Copernicus and Kepler is what kind of model with what at its center?
How did astronauts get through the Van Allen radiation belt?
Describe the working of Angstrom Pyrheliometer with diagram.
Why Earth rotate around its own axis?
When the sun is directly overhead, the surface of the earth receives 1.4 x 103 W/m2 of sunlight. Assume that the light is monochromatic with an average wavelength of 500 nm and that no light is abs...
The insolation reaching a surface is made up of three components of solar radiation. Name and describe these components.
Astronomers now believe that the differences in composition among the planets reflect what characteristic in the early solar system?
What is a double star system?
What constellation is the Orion nebula in?
Distinguish between natural sources of radiation and human made sources, and provide examples.
Considering what you learned from the solar nebula theory, how likely do you think it is to find habitable planets in other solar systems? Visit NASA's Kepler mission to learn more about this searc...
What percentage of the incoming solar radiation (341.3 W/m^2) gets reflected directly back to space by the atmosphere alone?
The Solar Nebula model introduces the concept of frost line. Where are asteroids and comets found with respect to this frost line? How is their location connected to their composition?
What is the frost line in the solar nebula? Explain how temperature differences led to the formation of two distinct types of planets.
Electronics and inhabitants of hr International Space Station generate a significant amount of thermal energy that the station must get rid of.The only way that the station can exhaust thermal ener...
What relationship between the Sun and Earth did Copernicus formulate?
The colour of light most intense in the solar radiation curve is _________. (a) Infrared (b) Red (c) Yellow-green (d) Violet.
Why does a good emitter of heat radiation appear black at room temperature?
Cite a primary difference between waves of solar radiation and waves of terrestrial radiation?
What is the source of energy in the sunshine?
The power radiated by the sun is 3.9 x 1026 W. The earth orbits the sun in a nearly circular orbit of radius 1.5 x 1011 m. The earth's axis of rotation is tilted by 23.4 degrees relative to the pla...
What relationship between Sun and Earth did Copernicus formulate?
In the heliocentric model of the solar system, one planet passing another in its orbit gives rise to (a) retrograde motion (b) a solar eclipse (c) greatest elongation (d) a superior conjunction
In the heliocentric model of the solar system, one planet passing another in its orbit gives rise to ________. A) A solar eclipse B) Greatest elongation C) A superior conjunction.
In the heliocentric model of the solar system, one planet passing another in its orbit gives rise to ________. A) Retrograde motion B) A superior conjunction.
As the solar nebula cooled, which compounds were the first to condense from a gas to a solid? A) Rocks B) Ices C) Metals.
What do we mean by apparent retrograde motion of planets? Why was it difficult for ancient astronomers to explain? How do we explain it today?
Does the atmosphere of a planet play any role in retarding or accelerating the motion of a body? How & Why?
Explain why there might be discrepancies for the different types of radiation if graphed in the same manner as your count rate versus inverse square of the distance graph. What type of radiation wo...
Define the solar cycle.
Since Square PoS is free to use, the only hurdle we have is to figure out is the processing rate percentage. All of Square's previous market has been in a developed country, and they have a similar...
How tall was the Lighthouse of Alexandria?
What does Dr. Atiq Rahman maintain is the solution to climate change? a. Massive efforts to assist communities to adapt. b. Lifting immigration restrictions so climate refugees can move to new area...
Why is Neptune a planet?
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