Physics, 12.03.2021 21:40 kamjay2006
For each of the following examples, state the action and reaction pair.
A diver dives off of a raft - what happens to the diver? The raft? How does this relate to Newton's Third Law?
Action Force:
Reaction Force:
How does this relate to Newton's Third Law?
What action-reaction forces are involved when a rocket engine fires? Why doesn't a rocket need air to push on?
Action Force:
Reaction Force:
Why doesn't a rocket need air to push on?
What forces are acting on a book sitting on a table?
Action Force:
Reaction Force:
If two people each standing on a scooter board push off of each other what happens (Newton's 3rd Law)?
In #4 how would the distance moved by the scooter boards compare if one person had a lot more mass than the other person?
It would move more
If a person standing on a scooter board pushes off of a wall, what happens?
Action Force:
Reaction Force:
In each example below, the action-reaction pair is shown through vector arrows and described with words. State the reaction pair to the action described.
Which is more difficult to stop: a tractor-trailer truck traveling down the highway at 35m/s or a 2-door sports car traveling the same speed? Explain in terms of momentum.
If a 2560 kg truck is traveling down the road at a speed of 22 m/s, what is the momentum of the truck? Be sure to show your work for 13-15.
An 8 kg bowling ball is thrown down a bowling lane with a momentum of 31.5 kg*m/s, what is the initial velocity of the bowling ball?
A beach ball is thrown at you with a velocity of 2.3 m/s. If the ball has a momentum of 62 kg*m/s, what is the mass of the beachball?
Answers: 1
Physics, 22.06.2019 15:30, haileyjones732
Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
Answers: 1
Physics, 22.06.2019 18:00, kaylaamberd
Avector of magnitude 2 cannot be added to a vector of magnitude 3 so that the magnitude of the resultant is a. zero b. 1 c. 3 d. 5 e. 7
Answers: 1
For each of the following examples, state the action and reaction pair.
A diver dives off of a raft...
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