The two MAIN type of forces are:

• contact and friction

• friction and magnetic

• non-contact and contact

• non-contact and electrical

Tags

NGSS.MS-PS2-5

All of the following are contact forces except:

• friction

• electrical

• normal

• applied

Tags

NGSS.MS-PS2-5

Solve for F when mass is 5 kg and acceleration 10 m/s/s

• 2N

• 20N

• 15N

• 50N

A force that acts perpendicular to the surface.

• gravitational

• friction

• normal

• magnetic

Which force would you primarily have to overcome if sliding a couch across a carpeted floor?

• normal force

• gravitational force

• frictional force

• electrical force

Tags

NGSS.MS-PS2-2

What force does a hot air balloon have to overcome in order to take flight?

• Normal force

• Friction

• Applied force

• Gravity

Tags

NGSS.MS-PS2-4

All of the following are non-contact forces except:

• magnetic

• gravitational

• normal

• electrical

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Solve for acceleration when force in 20N and mass is 10kg.

• 2 m/s/s

• 30 m/s/s

• 10 m/s/s

• 200 m/s/s

Tags

NGSS.HS-PS2-1

Which force is responsible for charged particles attracting or repelling each other?

• magnetic

• electrical

• gravitational

• frictional

Tags

NGSS.MS-PS2-3

What force would eventually make a rolling ball (NOT a flying ball) come to a stop?

• A force working in the same direction as the ball.

• A force pushing the ball upward.

• A force working in the opposite direction of the ball.

• A force pulling the ball down.

Tags

NGSS.MS-PS2-2