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
Physics, 21.06.2019 19:30
A500g object falls off a cliff and losers 100 j from its gravitational potential energy store. if the gravitational field strength g=9.8n/kg, how high is the cliff?
Answers: 1
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Agas contained within a piston-cylinder assembly undergoes three processes in series: process 1๏ 2: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 2๏ 3: constant pressure expansion to 1 liter. process 3๏ 1: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat
Answers: 2
Physics, 22.06.2019 07:40
Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?
Answers: 3
Physics, 22.06.2019 14:30
Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2
Answers: 1
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