Chapter 11, Lesson 2: pages 494-495

What are forces that cancel each other out when acting together on a single object?

• balanced forces

• unbalanced forces

What are balanced forces like?

• unequal in size

• equal in size

What direction do balanced forces move in?

• the same direction

• opposite directions

When an object is sitting still, are the forces balanced or unbalanced?

• balanced

• unbalanced

If you put a backpack on your desk, the backpack does not move. What is this an example of?

• unbalanced forces

• balanced forces

If you push a heavy backpack across your desk, and the force of friction is weaker than the force you are using to push the backpack, what is this an example of?

• balanced forces

• unbalanced forces

What are forces that are not equal to each other?

• balanced forces

• unbalanced forces

Do unbalanced forces cause a change in motion?

• yes

• no

What can unbalanced forces affect?

• direction

• speed

• both

What is the metric unit that is used to measure force?

• unbalanced forces

• balanced forces

• weight

• newtons