PHYSICAL SCIENCE EXTRA CREDIT QUIZ

What is the net force?

• 65 N left
• 65 N right
• 35 N left
• 35 N right

Tags

NGSS.MS-PS2-2

What is the net force?

• 4.2 N left
• 4.2 N right
• 2.2 N left
• 2.2 N right

Tags

NGSS.MS-PS2-2

What is the net force?

• 5.5 N left
• 5.5 N right
• 2.5 N left
• 2.5 N right

Tags

NGSS.MS-PS2-2

What is the net force?

• 11 N left
• 11 N right
• 3 N left
• 3 N right

Tags

NGSS.MS-PS2-2

The graph shows how the speed of an object changed over time. During which segments of this graph were the forces acting on the object balanced?

• R only
• Q and S
• R and T
• R, S and T

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

A toy car was used in an investigation about forces. During which of the following scenarios was the car experiencing balanced forces?

• The toy car speeds up as it rolls down a ramp.
• The toy car travels forward at a constant speed.
• The toy car slows down as it rolls up a hill.
• The toy car changes direction at a constant speed.

The diagram below shows a toy car moving along a smooth, frictionless track. In which sections of the track will this toy car experience unbalanced forces? 

• Sections 1 and 3
• Sections 1 and 2
• Sections 2 and 4
• Sections 3 and 4

Tags

NGSS.MS-PS2-2

The diagram below shows a skateboarder pushing himself forward with a force of 25 N while the wind pushes back with a force of 5 N. How will the skateboarder be affected if the force of the wind increases to 8 N?

• The speed of the skateboarder will increase.
• The speed of the skateboarder will remain constant.
• The speed of the skateboarder will decrease.
• The skateboarder will come to a stop.

Tags

NGSS.MS-PS2-2

A group of students places weights onto 4 different carts. The students pull each of the carts with the same amount of force. Which cart has the least change in speed?

• A
• B
• C
• D

Tags

NGSS.MS-PS2-2

Calculate the net force shown in the  diagram?

• 41 N
• 25 N
• 16 N
• 9 N