WorksheetsForce and Motion Study Guide
Total questions: 15
Worksheet time: 8mins
Name
Class
Date
1.
An object will not move unless a force acts on it
a)
True
b)
False
2.
What are the forces?
a)
kick, pull, jump, push
b)
push, pull, throw, lift
c)
lift, pull, swing, push
d)
throw, hit, kick, smile
3.
Words such as above and below are used to describe an object’s speed
a)
True
b)
False
4.
______ forces are equal and cancel out each other when acting on a single object.
a)
Balanced
b)
Unbalanced
c)
Acceleration
5.
What is friction?
a)
Force that makes it easier for objects to move
b)
Force that does not make it easier for objects to move
6.
A rubber-soled sneaker on a concrete surface has more friction than a skate on an icy surface.
a)
True
b)
False
7.
A lever gives a person the ability to move large objects by making the person stronger
a)
True
b)
False
8.
A knife is an example of a simple machine called a wedge
a)
True
b)
False
9.
An incline plane is not a simple machine.
a)
True
b)
False
10.
Which is TRUE about the amount of work that must be done to lift an object using a pulley compared to lifting the same object without a pulley?
a)
Less work is done when lifting with a pulley.
b)
Less work is done when lifting without a pulley.
c)
The same amount of work is done with or without a pulley.
11.
Imagine a large rock is placed on one end of the seesaw. A student pushes down on the other end to lift the rock.
What does this tell us about how a simple machine works?
a)
It increases the size of the rock.
b)
It changes the direction of the force.
c)
It makes the rock weigh less.
d)
It makes the student stronger.
12.
A student decided to throw a ball with two different forces against a wall.
During trial 1 he threw the ball at the wall with 10 newtons (units) of force.
During trial 2, he threw the ball at the wall with 15 newtons (units) of force.
Which trial will most likely result in the ball bouncing off the wall and traveling a farther distance? Explain your reasoning.
4 lines
13.
A coach of a basketball team wants to buy new tennis shoes for his players.
The shoes that the players are wearing now have worn off the treads and are very smooth on the bottoms. This caused the players to slide too much. Why? Use the word friction in your answer.
4 lines
14.
Think about the experiment with the car and ramp with books.
Besides changing the angle of the ramp, describe another way we could have made the car travel faster down the ramp.
4 lines
15.
Why does the ball roll at different speeds over grass, concrete and sand?
4 lines
100 %
