Free Printable 8th Grade PMA 2 Review

Worksheets

8th Grade PMA 2 Review

Total questions: 32

Worksheet time: 48mins

Name

Class

Date

Calculate the net force of the object in the image shown.

20N

35N

25N

What is the net force?

3 N

3 N, right

17 N, right

3 N, left

What is the net force?

20 N

0 N

400 N

40 N

A ____________ is a push or a pull on an object.

friction

force

magnet

gravity

If these teams are pulling with the same amount of force what will happen?

The boy in blue will win.

They will not move at all.

The boy in red will win.

Both will fall down.

Forces that have a net force of zero Newtons

Balanced force

Unbalanced force

The sum of all forces acting on an object.

Contact Force

Balanced Force

Unbalanced Force

Net Force

With unbalanced forces, the object will move in the direction of the _______ force.

larger

smaller

equal

A force is a push or pull measured in what units?

Meters per second, squared

Kilograms

Newtons

10.

What is net force on an object sitting still?

0 N

20 N

There are no forces applied to an object sitting still

Cannot be calculated

11.

You try to push your laptop across a table but it is not moving. What force might prevent the laptop from sliding?

friction

gravity

magnetism

normal

12.

Which boy will have an easier time getting down the hill?

Boy A , because he is experiencing less friction than boy B.

Boy B, because he is experiencing more friction than boy A.

13.

If a car is traveling at 25 mph it is an example of _________.

acceleration

speed

density

mass

14.

What will the net force on the soccer ball be?

50 N to the left

50 N to the right

200 N to the left

200 N to the right

15.

This graph measures...

speed

velocity

acceleration

16.

Object is...

constant speed

speeding up

slowing down

stopped

17.

Object is...

(hint: equal distance... equal time)

constant speed

speeding up

slowing down

stopped

18.

Object is...

constant speed

speeding up

slowing down

stopped

19.

Object is...

(1) speeding up,

(2) constant speed,

(3) speeding up

(1) constant speed.

(2) stopped,

(3) constant speed

20.

What does this graph represent?

Constant speed

Acceleration

Not moving

21.

Which runner had a head start?

22.

What two measurements are necessary for calculating speed?

Mass and time

Temperature and mass

Mass and distance

Distance and time

23.

In which of the following graphs below are both runners moving at the same speed?

24.

Which runner won the race?

Albert

Bob

Charlie

25.

The things that are kept the same to ensure the results are due to the experiment is called..

Constant

Dependent Variable

Independent Variable

26.

The variable the is changed on purpose is..

Constant

Control

Independent Variable

Dependent Variable

27.

The variable that is being tested, counted, or measured and is responding to the independent variable is known as

Control

Constant

Independent Variable

Dependent Variable

28.

Which brand of paper towel will absorb the most liquid? What is the independent variable?

Brand of paper towel

Amount of water absorbed

29.

Angel wants to know if the type of soap has an effect on how clean her clothes get. What is the independent variable?

type of soap

how long the laundry takes

30.

Zach wants to determine if the amount of time spent on social media has an effect of grades. What is the dependent variable?

popularity

grades

31.

Maddies wants to determine if the weight of the dog will determine the number of puppies in a litter. What is the dependent variable?

type of dog

number of puppies

32.

Beth wants to know if increasing her exercise will decrease the time it takes her to run a mile. What is the independent variable?

distance

amount of exercise

Reset

8th Grade PMA 2 Review

Total questions: 32

Worksheet time: 48mins

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