force and motion

Force applied and weight are the two factors affecting acceleration.

• true

• false

If you walk west to get to school, and your speed is five kilometers per hour, what is your velocity?

• 10km/hr,east

• 5 km/hr., west

Acceleration is a change in an object’s velocity over distance.

• true

• false

Painting a wall with a brush is a __________________ type of force

• pull

• . push

• none of these

Ali is carrying his trolley bag . Which type of force is he applying on it?

• push

• pull

• none

In order to accelerate, objects with more mass need more (a)   .

A rolling ball will keep rolling until a net force acts on it. This is an example of (a)   .

The force of (a)   pulls objects towards each other

Because of (a)   , bowling pins don’t move until a ball hits them or another net force acts on the

Force of (a)   will slow down the speed of a toy car moving on a ramp