7 Questions
| Attempts: 278

Remember F = ma and F1 = F2 (action = reaction)

Questions and Answers

- 1.Suppose a cart is being moved by a certain net force. If the net force is doubled, by how much does its acceleration change?
- A.
Acceleration stays the same.

- B.
Acceleration is reduced by half.

- C.
Acceleration doubles.

- D.
Acceleration is squared.

- 2.Suppose a cart is being moved by a certain net force. If a load is dumped into the cart so its mass is doubled, by how much does its acceleration change?
- A.
Acceleration stays the same.

- B.
Acceleration is reduced by half.

- C.
Acceleration doubles.

- D.
Acceleration is squared.

- 3.Which produces more pressure on the ground: a person standing up or a person lying down?
- A.
A person standing up

- B.
A person lying down

- C.
They are equal

- D.
It depends on the time of day

- 4.Which weighs more: a person standing up or a person lying down?
- A.
A person standing up

- B.
A person lying down

- C.
They are equal

- D.
It depends on the time of day

- 5.A 1.0 kilogram ball accelerates at a rate of -24 meters per second squared when it hits a 5.0 kilogram table. Calculate the acceleration of the table. (Write your answer with the unit m/ss.)
- 6.In example # 5, what force does the ball exert upon the table?
- 7.In example #5, what force does the table exert upon the ball?

×

Wait!

Here's an interesting quiz for you.