Forces

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

• movement

• direction

• force

• position

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The force that causes objects

with mass to attract

each other.

• friction

• magnetism

• gravity

• buoyancy

Tags

NGSS.MS-PS2-4

A force that resists the motion of two surfaces sliding across one another.

• magnetism

• buoyancy

• friction

• gravity

Pushing or pulling force produced by a magnet.

• gravity

• friction

• magnetism

• buoyancy

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What is a force that acts only between objects that are touching?

• Contact force

• Non-contact force

• Invisible force

• Balanced force

Some forces can act over a distance, and others can only act by contact. Which type of force can act only when two objects touch each other?

• gravitational

• frictional

• electrical

Which one is NOT a contact force

• Normal

• Applied

• Frictional

• Electrical

Tags

NGSS.MS-PS2-5

Some forces can act over a distance, and others can only act by contact. Which type of force can act only when two objects touch each other?

• gravitational

• frictional

• electrical

Electrical, gravitational, and magnetism are all ​ (a)   forces, while friction, normal force, and applied force are types of ​ (b)   forces.

• non-contact

• contact

• air resistance

• energy types

Tags

6-8.AG.7.1

The ability or tendency to float in water or air or some other fluid.

• friction

• magnetism

• buoyancy

• gravity