Forces Review

What are the units for force?

• Joules (J)
• Meters per second (m/s)
• Newtons (N)
• Kilograms (kg)

What is the force due to the pull of gravity?

• friction

• weight
• tension

• mass

Tags

NGSS.MS-PS2-4

A 6 kilogram mass is accelerated to 4 m/s/s. What is the net force acting on it?

• 60 N

• 16 N

• 20 N

• 24 N

Tags

NGSS.MS-PS2-2

The type of force that opposes motion is

• gravity
• magnetism
• normal

• friction

Match the following

• Definition of force

• Push or a pull

• When forces are unbalanced

• Newton's Third Law

• F=ma

• Newton's First Law

• Object at rest stays unless force acts.

• Net Force

• Action / Reaction Pairs

• Newton's Second Law

Tags

NGSS.MS-PS2-1

Constant speed means

• Increasing acceleration

• Decreasing acceleration

• Zero acceleration

• Constant acceleration

You apply the same force to two objects. The more massive object will accelerate ​ (a)   the smaller object.

• less than
• more than
• the same as

Tags

NGSS.MS-PS2-2

You apply the same force to two objects. The less massive object will accelerate ​ (a)   the larger object.

• the same as
• more than
• less than

Tags

NGSS.MS-PS2-2

A 9 kilogram mass is on Earth. It's weight is equal to:

• 9 kg

• 19 N

• 90 N

• 10 N

Tags

NGSS.MS-PS2-4

A 7 kilogram mass is on a table. The normal force exerted on it is most likely

• 7 kg

• 17 N

• 70 N

• 10 N

Tags

NGSS.MS-PS2-2