What kind of friction exists between solid objects moving in water?
static friction
sliding f...
Physics, 05.06.2020 01:57 allisondelp6
What kind of friction exists between solid objects moving in water?
static friction
sliding friction
rolling friction
drag
Answers: 1
Physics, 21.06.2019 16:30
Aball bearing at 220.0 °c is dropped into a cup containing 250.0 g of water at 20.0 °c. the water and ball bearing come to a temperature of 30.0 °c. what is the heat capacity of the ball bearing in j/°c? (hint: how are the algebraic signs of q related for the ball bearing and the water? )
Answers: 1
Physics, 22.06.2019 02:00
Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?
Answers: 3
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Ahot-air balloonist, rising vertically with a constant speed of 5.00 m/s releases a sandbag at the instant the balloon is 40.0 m above the ground. after it is released, the sandbag encounters no appreciable air drag. compute the velocity of the sandbag at 0.250 s after its release.
Answers: 2
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Ms.hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.
Answers: 2
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