Motion

What did Galileo prove to be the same in all falling objects?

• A. energy

• B. acceleration

• C. speed

• D. velocity

What material did Galileo use to study the acceleration of a falling body?

• A. balls

• B. horizontal planes

• C. inclined planes

• D. rings

3. Which of the following is an example of a violent motion?

• A. water flowing in a river

• B. a ball kicked from the ground

• C. a dropped pen falling to the ground

• D. rocks falling from a mountain

What example does a leaping frog represent?

• A free fall

• B. natural motion

• C. projectile motion

• D. violent motion

5. According to Aristotle, which of the following is TRUE about this scenario? The shooting of an arrow shows a _________

• A. violent motion.

• B. natural motion.

• C. projectile motion.

• D. free fall motion.

6. Which of the following statements AGREES with Galileo’s concept of falling objects? Falling objects fall with_________

• A. changing acceleration.

• B. constant acceleration.

• C. changing speed.

• D. constant speed.

7. Three objects A, B, and C with mass 5 kg, 8 kg, and 15 kg, respectively, were dropped simultaneously. Neglecting air resistance, which object will reach the ground FIRST?

• A. Objects A, B & C

• C. Object C

• B. Object B

• D. Object A

If you were Galileo, answer the following question: Why does a bowling ball and feather hit the ground at varying times when dropped from the same height?

• A. They don’t, they hit the ground at the same time.

• B. One is denser than the other.

• C. One is heavier than the other.

• D. air resistance

What kind of terrestrial motion is portrayed by a free-falling object in accordance to Aristotle’s belief?

• A. alteration

• B. celestial

• C. natural

• D. violent

10. What is idea used by Aristotle to explain how objects sustain their horizontal motion?

• A. antiperistasis

• B. projectile motion

• C. violent motion

• D. large amount of force applie