The Orbits of Celestial Bodies 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!

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Question 1 1. While climbing a tree, you pick an apple and throw it straight down. After 1 second, the apple is traveling 18 m/s. How fast will the apple be traveling 3 seconds later?

Question 2 2. The acceleration due to gravity is represented by

Question 3 3. Gravity is

Question 4 4. While on Mars, you drop your Martian detector while climbing out of the rover. If you're standing on a platform 8 meters from the ground and the acceleration due to gravity on Mars is -3.8 m/s^2, how long does it take for the Martian detector to hit the ground?

Question 5 5. A hotdog cannon shoots a hotdog straight up in the air with an initial velocity of 30 m/s. How high will the hotdog fly?

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Question 6 6. You're standing on a giant ladder and throw a hammer straight up with an initial velocity of 11 m/s. It takes 4 seconds for the hammer to hit the ground. How high off the ground were you standing when you threw the hammer?

Question 7 7. If we eliminate the effects of air resistance, objects dropped from the same height

Question 8 8. The correct magnitude, vector, and units of g is

Question 9 9. A tennis ball is dropped from a roof 16 meters from the ground. How long does it take for the ball to reach the ground?

Question 10 10. To correctly solve free fall problems, you need to

The Orbits of Celestial Bodies 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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