Free Fall
1. Define free fall
2. What did Galileo conclude about objects in free fall?<...
Physics, 21.10.2020 16:01 MendesMist
Free Fall
1. Define free fall
2. What did Galileo conclude about objects in free fall?
3. Two rocks with different weights are dropped on the surface of the moon. How does the
acceleration of the heavier rock compare to that of the lighter rock?
4. At the end of a baseball game Zoe drops her glove to the ground. Mickey tosses his glove
into the air, is the acceleration of Zoe's glove greater than, less than or equal to the
acceleration of Mickey's glove? Explain.
5. A girl on a backyard trampoline bounces straight upward with an initial velocity of
4.5ms. What is the girl's velocity when she returns to the trampoline?
6. A boy steps off the end of a 3.00-m-high diving board and drops to the water below. A.)
How much time does it take for him to reach the water? B.) What is the boy's speed on
entering the water?
Answers: 1
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If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?
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Amodel rocket with a mass of 0.212 kg is launched into the air with an initial speed of 84 m/s. how much kinetic energy will the rocket have at a height of 214 m? assume there is no wind resistance. 634 j 303 j
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What is the temperature in degrees celsius of a substance with a tempature of 49k
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