Forces
Types of Motion
Balanced or Unbalanced?
Vocabulary
Graphs & Speed
100

A push or a pull.


What is force?

100

The movement of an object from one place to another.


What is motion?

100

Forces that are equal and opposite are

What are balanced forces?

100

The amount of matter in an object

What is mass?


100

A flat line on a motion graph shows: (Think about speed)

What is no motion?


200

The force that pulls objects toward Earth.


What is gravity?

200

How can we describe speed?

What is how fast something moves?

200

Which forces cause motion to change?


What are unbalanced forces?

200

The path an object moves is its:
A. Speed
B. Direction
C. Motion
D. Force

✅ Answer: B – What is direction?


200

A steep line on a motion graph means: (Think about speed)


What is fast speed?

300

This force slows down objects when two surfaces touch.


What is friction?


300

What does it mean to say an object changes direction or speed?

What is a change in motion?

300

A book sitting on a table is an example of what kind of force (balanced or unbalanced?):

 What are balanced forces?

300

Random DOUBLE

Identify the difference between an independent variable and a dependent variable.

300

Speed depends on:

What are distance and time?

400

What force causes a soccer ball to move when kicked?


What is an unbalanced/ contact force?

400

An object that is not moving is at:

 What is rest?

400

When a tennis ball is rolling does it have balanced or unbalanced forces? 

What is unbalanced forces

400

Which force always pulls downward?
A. Friction
B. Push
C. Gravity
D. Pull



✅ Answer: C – What is gravity?


400

A curved line on a graph shows:
A. No motion
B. Balanced forces
C. Changing speed
D. Fast motion

✅ Answer: C – What is changing speed?


500

Why is it harder to move a heavy object than a light one?


What is because it has more mass and needs more force?

500

What causes an object at rest to start moving?

 What are unbalanced forces?

500

When two people play tug of war with an equal amount of force is it balanced or unbalanced?

What is balanced?
500

What happens when friction increases?
A. Speed increases
B. Motion stops instantly
C. Motion slows down
D. Motion changes direction

✅ Answer: C – What is motion slows down?

500

What do you think happens to speed when friction decreases?
A. Speed decreases
B. Speed increases
C. Speed stops
D. Speed stays the same

✅ Answer: B – What is speed increases?