Forces

F = mass x ____

• force
• velocity
• acceleration

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What Unit do we Measure Force in? 

• Newtons
• Joules
• grams
• pounds

given 20 N, 2 Kg, you can know a (acceleration) is

• 20N/2 kg=10m/s/s

• 20Nx2kg=40m/s/s

• 2kg/20N=0.1m/s/s

• none of the above

Tags

NGSS.MS-PS2-2

What is the net force?

• 17 N Right
• 3 N Right
• 3 N Left
• 17 N Left

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

You and your dad are moving the couch from one side to another. Your dad pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

• 60 N right

• 10 N left

• 65 N right

• 50 N left

Tags

NGSS.MS-PS2-2

What is the force on a 1000 kg elevator that is falling freely at 9.8 m/sec²

• 102.04 N

• 9,800 N

• 980 N

• 103 N

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS2-4

What is the acceleration of a 50 kg object pushed with a force of 500 newtons?

• 100 m/s²
• 25,000 m/s²
• 10 m/s²
• 25 m/s²

Tags

NGSS.MS-PS2-2

A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec².  What is the mass of the object?

• 100kg 
• 1,250kg
• 50kg
• 5kg

Tags

NGSS.MS-PS2-2

Calculate the momentum of a 1,200 kg car with a velocity of 25 m/s.

• 30,000 N

• 48 N

• 0.02 N

Tags

NGSS.HS-PS2-2

Net force?

• 0N
• 400 N down
• 600 N down
• 800 N down

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2