Force and Net Force

__________ is the sum of all forces acting on an object.

• Velocity

• Gravity

• Net force

• Distance

Tags

NGSS.MS-PS2-1

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

Is it BALANCED? 

• Yes

• No

Tags

NGSS.MS-PS2-2

A force that has a net force of Zero (0).

• Balanced force

• Unbalanced force

Forces that are acting in opposite directions should be subtracted from each other.

• True

• False

Tags

NGSS.HS-PS2-1

Calculate the net force shown in the  diagram?

• 41 N

• 25 N

• 16 N

• 9 N

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

Name the missing force....

• weight force

• normal force

• frictional force

• tension force

Tags

NGSS.MS-PS2-4

Rina’s mother asked her to help move some items from the hall closet to the garage. One item she wanted to move was a large box of old school books. Rina tried to lift the box, but could not pick it up. What force was Rina NOT able to overcome?

• frictional force

• gravitational force

• applied force

• normal force

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Name the missing force...

• frictional force

• weight force

• thrust

• buoyant force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2