4.6D Investigating Forces

Objects that are changing position are said to be in _______

• pattern

• motion

• lubricant

• attract

Friction makes movement _____

• easier

• harder

Friction causes motion to ______

• speed up

• slow down

Is the following harmful or helpful friction: Starting a campfire by rubbing two sticks together.

• harmful

• helpful

If you know the pattern of an object, you can _____ how it will move.

• paint

• predict

• train

A push or pull that causes an object to move, stop, or change direction

• Force

• Gravity

• Newton

• Resistance

To use force to cause something to move away

• Pull

• Push

• Gravity

• Friction

To use force to cause something to move closer

• Push

• Friction

• Pull

• Gravity

Which type of is represented in the picture?

• a pulling force

• an electrical force

• a pushing force

• a magnetic force

A pencil falls to the ground when it is dropped. Which force acts upon the pencil, causing it to fall?

• Friction

• Motion

• Magnetism

• Gravity