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Measurements in Physics Chapter 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!

Page 1

Question 1 1. Metal mercury is poured into a beaker and has a volume of 15 mL. The mass of mercury is 204 g. What is the specific gravity of mercury? The density of water is 1 g/mL.

Question 2 2. Which of the following will float in water? The density of water is 1 g/mL

Question 3 3. Seawater has a mass of 50.5 g and a volume of 50 mL. What are the density and specific gravity of this seawater? The density of water is 1 g/mL.

Question 4 4. You want to make a marinade that contains soy sauce, water and other various ingredients. There are 71.94 g in 60 mL of soy sauce. Will the soy sauce float or sink in water? (density of water is 1 g/mL).

Question 5 5. What is the mass of alcohol in an alcohol/water mixture given that the specific gravity is 0.79 and the mass of water is 50 g?

Page 2

Question 6 6. Based on the information provided on the table, which of the following objects will float?(the density of water = 1 g/mL)

Question 7 7. An object has a mass of 2 kilograms, and a volume of 4 meters cubed. What is the density of the object?

Question 8 8. What is density?

Question 9 9. Which of these does NOT relate to density?

Question 10 10. Which of the following is a DENSE material?

Page 3

Question 11 11. What is the basic equation for density?

Question 12 12. Which of these has the most mass: a kilogram of foam, or a kilogram of metal?

Question 13 13. If two objects have the same mass, but object A is much bigger than object B, what can you say about the particles in the two objects?

Question 14 14. What units do scientists usually measure mass in?

Question 15 15. The measurement of the matter in the universe is called what?

Page 4

Question 16 16. Which of the following is a unit we could use to measure volume?

Question 17 17. What act led to the formation of Archimedes' principle?

Question 18 18. How does the phrase 'just the tip of the iceberg' represent Archimedes' principle?

Question 19 19. Archimedes' principle states that the buoyant force on an object is equal to ______.

Question 20 20. Buoyant force is the force applied _______.

Page 5

Question 21 21. A hot air balloon works based on Archimedes' principle. If the weight of an entire hot air balloon is 2,227 newtons, then the hot air in the balloon needs to be at least that much lighter than the cool air outside the balloon for it to float. Let's say the balloon is a sphere with a radius of nine meters, and the density of air (at standard temperature and pressure) is 1.2754 kg/m3. What should the weight of the air in the balloon be for it to fly upward?

Question 22 22. What is low pressure associated with?

Question 23 23. Which of the following is not a unit of pressure?

Question 24 24. What affects barometric pressure?

Question 25 25. Which barometer type is associated with a pointer on a dial?

Page 6

Question 26 26. One of which pressure unit is about equal to barometric pressure at sea level?

Measurements in Physics Chapter 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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