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Match it! Select the correct answer from the pull down...Good luck!
If a problem asks for the acceleration, which of the following would be a correct answer for the units?
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
A stuntman is jumping from the rear of a plane and free falling to the ground. There is a special landing pad designed to stop his fall with no injuries. In order to hit the pad should he jump before it, directly above it, or after it?
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
There is a new giant slide at Kemah. At the bottom, there is a long, flat stretch for the slider to stop. If you weigh 75 kg and your acceleration is 10 m/s^2 east, what is the kinetic frictional force between you and the slide.
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
Which answer would be correct for the total force if it was on a frictionless surface?
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
A rain drop with a mass of 0.001 kg is sliding down a piece of playground equipment. Its acceleration is 0.5 m/s^2. Ignoring friction how much force is pulling the drop down the equipment?
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
Mrs. C is moving the table at the front of the room again. If she is exerting a force of 100 N and it is moving at a constant velocity, what is the kinetic friction?
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
Kids are building a snowman. The mass of the ball is 40 kg. The static friction is 25 N. The kinetic friction is 12 N. With what force must they push in order to get it to accelerate at 1.0 m/s^2 north?
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
Mr. Sym was practicing pitching to Mr. Martin for the CA baseball game. Mr. Martin forgot his mit. When Mr. Martin caught the ball, he broke two bones in his hand. What exerted the force on his hand, and which of Newton's laws was responsible?
Before the pad
The ball exerted a force on his hand. Newton's 3rd law.
m/s^2 east
750 N west
N south
.0005 N down the equipment
100 N
52 N north
Check it!