Forces Quiz

The forces below are ______ forces.

• pushing
• pulling

The forces below are ____.

• working together
• opposing forces

The forces below are _____.

• equal
• not equal

The net force is ______.

• 1000 N to the right
• 1000 N to the left
• zero

A baby lizard startles Steve. The sweet little lizard accelerates from 2 m/s to 10 m/s in 4 seconds. What is the lizard’s average acceleration as he runs away from Steve?

(a)  

If an object starts to accelerate, ____.

• a balanced force is acting on it
• gravity is acting on it
• velocity is acting on it
• an unbalanced force is acting on it

A person pushes a box with a force of 6 Newtons. The box moves. This is an example of ____.

• inertia
• an unbalanced force
• a balanced force
• acceleration

When forces are balanced, the net force is ___.

• greater than 0 N
• less than 0 N
• equal to 0 N

A high school bus travels 240 km in 6.0 hr. What is its average speed for the trip?

(a)  

A person pushes a wall that doesn’t move. This is an example of ____.

• inertia
• deceleration
• balanced force
• unbalanced force