Newton's 2nd Law of Motion

What is the equation for Newton's 2nd law?

• a = bc
• F = m/a
• F = ma
• a = b/c

Tags

NGSS.MS-PS2-2

What are the units of force?

• kg

• N

• m/s

• m/s²

When mass is 10 kg, acceleration is 2 m/s/s, what is force?
F = ma

• 5 N
• 20 N
• 8 N
• 12 N

Tags

NGSS.MS-PS2-2

The larger the mass you have the _____ force you need to change its motion.

• more
• less

Tags

NGSS.MS-PS2-2

A 50-kg crate is pushed with a horizontal acceleration of 20 m/s². What net force is acting on the crate?

• 2.5 N

• 0.4 N

• 1000 N

• 30 N

Tags

NGSS.MS-PS2-2

A 20-N net force acts on an object with a mass of 2.0 kg. What is the object's acceleration?

• 10 m/s²

• 0.1 m/s²

• 40 m/s²

• 22 m/s²

Tags

NGSS.MS-PS2-2

Unit of mass

• m/s 2
• m/s
• newtons
• kg

A _____ is a push or pull

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

tool used to measure force in Newtons

• spring scale

• position

• motion

• displacement

Tags

NGSS.3-PS2-1

The amount of matter in an object

• Mass

• Volume

• Length