Physics, 07.11.2020 14:00 SakChan8367
Gerry’s cell phone slipped out of his pocket and fell to the ground. The phone had a mass of 0.22 kg and Gerry’s pocket was 1.2 meters above the ground. When the phone hit the ground, the impact took 0.1 seconds. What was the phone's kinetic energy when it hit the ground?
What was the phone's velocity when it hit the ground?
What was the phone's momentum when it hit the ground?
How much force was applied to the phone by the ground?
What are the correct units for each answer?
Answers: 1
Physics, 21.06.2019 21:40
Avery hard rubber ball (m = 0.5 kg) is falling vertically at 4 m/s just before it bounces on the floor. the ball rebounds back at essentially the same speed. if the collision with the floor lasts 0.05 s, what is the average force exerted by the floor on the ball?
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Physics, 22.06.2019 04:10
You will be galileo perform the experiment to determine if objects with different mass fall at the same, or different, rates in the air and in a vacuum. (refer to the walk-through video to locate the online lab within the online textbook).
Answers: 2
Physics, 22.06.2019 10:00
During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs
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Gerry’s cell phone slipped out of his pocket and fell to the ground. The phone had a mass of 0.22 kg...
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