Forces Review - Physics 8

According to Newton's second law of motion, what is the relationship between acceleration and mass? Acceleration:

• Is directly proportional to mass
• Is inversely proportional to mass
• Does not depend on mass
• Is always divided by mass

Tags

NGSS.HS-PS2-1

If an object has an normal force of 80N what is its mass?

• 8.15 kg
• 80 kg
• 784.8 N
• not enough information

Tags

NGSS.HS-PS2-1

A rock is falling towards the earth. The action and reaction pair is

• The earth pulls the rock downward, the rock pushes the earth upward
• The earth pushes the rock downward, the rock pushes the earth downward
• The rock pulls the earth upward, the earth pushes the rock upward
• The earth pulls the rock downward, the rock pulls the earth upward

Tags

NGSS.MS-PS2-4

A 70 kg acrobat hangs from a bar, motionless, that is attached to the ceiling by two ropes. Find the tension in each rope.

• 70 N
• 686.7 N
• 343.35 kg
• 343.35 N

Tags

NGSS.HS-PS2-1

Name the missing force....

• weight force
• normal force
• frictional force
• tension force

Tags

NGSS.MS-PS2-4

Name the missing force...

• tension force
• frictional force
• normal force
• spring force

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

Name the missing force...

• frictional force
• weight force
• thrust
• buoyant force

Tags

NGSS.HS-PS2-1

Name the missing force...

• applied force
• weight force
• tension force
• drag

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

Name the missing force...

• tension force
• gravitational force
• normal force
• applied force

Name the missing force...

• weight force
• normal force
• applied force
• frictional force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-1

NGSS.MS-PS2-4