Middle School Physical Science: Homework Help Resource Final Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. A scientist is running a test of her hypothesis. Which step of the scientific method is she executing?

Question 2 2. Which of the following is an example of a compound?

Question 3 3. Which of the following is a physical change?

Question 4 4. Consider an object being pushed to the left with a force of 15 N and pushed to the right with a force of 10 N. What is the net force acting on this object?

Question 5 5. In which energy level is the outer electron in rubidium located?

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Question 6 6. Which of the elements below has the smallest ionization energy?

Question 7 7. Which step of the scientific process requires feedback from the scientific community?

Question 8 8. At what step in the scientific method does a scientist propose the problem that he or she wants to solve?

Question 9 9. What are the stages the sun goes through in its lifetime, in order?

Question 10 10. A controlled experiment tests how many variables at one time?

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Question 11 11. Which of the planets rotates backwards?

Question 12 12. Into which of the following life cycles will our sun enter next?

Question 13 13. What are the characteristics of a liquid?

Question 14 14. Consider a satellite orbiting the earth at 17,500 MPH. What would happen to a rock released from the satellite?

Question 15 15. Which element will predictably carry a positive 1 charge when it becomes an ion?

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Question 16 16. The stages of most stars life in order are:

Question 17 17. Which of the following is viewed as scientific fact with no exceptions?

Question 18 18. Which element has the highest electronegativity?

Question 19 19. Which former planet is now considered to be a dwarf planet?

Question 20 20. Which element is more likely to exist in many different forms?

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Question 21 21. What are the planets in order from the sun?

Question 22 22. As you move from left to right on the periodic table, what generally happens to the metallic character of elements?

Question 23 23. Which of the following is the best definition of velocity?

Question 24 24. Mina is on Earth and is looking at the sun. Which layer of the sun is she able to see?

Question 25 25. As you move from top to bottom on the periodic table, what happens to the atomic radius?

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Question 26 26. Which planet is tipped on its side and spins nearly horizontally?

Question 27 27. The phase change when a solid goes directly to a gas is called:

Question 28 28. As you move from left to right on the periodic table, what generally happens to the ionization energy?

Question 29 29. What is a sunspot?

Question 30 30. What spectral classification is the least common?

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Question 31 31. Which of these elements has the smallest atomic radius?

Question 32 32. The phase change when gas turns directly into a solid is called:

Question 33 33. Which of the following is NOT true about science?

Question 34 34. Consider a 10 kg object free-falling from a cliff with an initial velocity of 0 m/sec. How fast will the object be traveling after 1 sec and after 2 sec?

Question 35 35. Which of the following is a chemical property of the element hydrogen?

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Question 36 36. What happens in the core of the sun?

Question 37 37. Why are the transition metals able to show different properties like varying color and paramagnetism?

Question 38 38. Ocean water is a good example of a mixture because _____

Question 39 39. Consider a man walking around a house in a rectangle pattern. He walks 70 feet across the front, 30 feet along the side, 70 feet along the back, and 30 feet along the other side to bring him back to where he began. If it took the man 2 minutes to complete the walk, what was his speed?

Question 40 40. Newton's second law of motion can best be described as ...

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Question 41 41. In which type of galaxy are the stars in random orbit instead of rotating?

Question 42 42. Which of the following is the poorest conductor of electricity?

Question 43 43. Consider an alien on a planet with an acceleration of gravity equal to 20 m/sec^2. If the alien's mass is 10 kg, how much does the alien weigh?

Question 44 44. Which of the following summarizes an accepted hypothesis tested by many scientists?

Question 45 45. Gas can be turned into a plasma on Earth with the addition of:

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Question 46 46. Which of the following elements is a main group element?

Question 47 47. Which answer choice accurately describes the capture and condensation theories about the origin of the Moon?

Question 48 48. Which group does NOT contain transition metals?

Question 49 49. What are the three shapes galaxies take?

Question 50 50. What is the spectral order of stars from hottest to coolest?

Middle School Physical Science: Homework Help Resource Final Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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