Forces

A force is a __________ or __________ acting on an object.

• push, pull

• twist, turn

• lift, drop

• slide, glide

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Force is measured in

• Watts.

• Joules.

• Newtons.

• horse power.

Arrows are used to represent force, they represent both

• strength and direction.

• direction and speed.

• strength and speed.

• mass and strength.

The force that always acts in a direction opposite to the motion of an object is:

• an applied force.

• friction.

• gravity.

• magnetic.

_____ is not a force.

• gravity

• friction

• mass

• all of these

True or False: Gravity is the force that pulls objects toward Earth.

• True

• False

Tags

NGSS.5-PS2-1

Arrows are used to represent force, they represent both ______ and ______.

• strength and direction

• direction and speed

• strength and speed

• mass and strength

The force that always acts in a direction opposite to the motion of an object is:

• an applied force

• friction

• gravity

• magnetic

______ is not a force.

• gravity

• friction

• mass

• all of these

Jeff pushes a box across the floor. What causes the box to move?

• an applied force

• gravity

• electric

• inertia

Tags

NGSS.3-PS2-1