Net Forces 6th

Which of these is evidence that a force has acted on an object?

• Change in the object's mass.
• A stationary object lying on the ground.
• Change in the direction of the object's motion.
• The object moving in a straight line at constant velocity.

Tags

NGSS.HS-PS2-1

An object moves through the space with balanced forces acting on it. Which statement best describes the speed and direction of the object as long as the forces acting on it remain balanced?

• The speed and direction of the object will both change.
• The speed and direction of the object will remain constant.
• The speed will change, but the direction will remain constant.
• The speed will remain constant, but the direction will change.

Tags

NGSS.MS-PS2-2

In which direction will the box accelerate?

• Down and to the left
• Up and to the right
• Up and to the left
• Down and to the right

Tags

NGSS.MS-PS2-2

In which direction will the box accelerate? 

• Down and to the left
• Down and to the right
• Up and to the left
• Up and to the right

Tags

NGSS.MS-PS2-2

In which direction will the box accelerate?

• Up or down
• Left or right
• There is not enough information
• The box will not accelerate

Tags

NGSS.MS-PS2-2

In which direction will the box accelerate?

• Up
• Down
• Left
• Right

Tags

NGSS.MS-PS2-2

What is a balanced force?

• Movement is in the same direction of both forces
• Movement is in the direction of the greater force
• All forces from opposite directions are equal

If there are two forces going in the same direction how would you find the net force?

• Subtract
• Add
• Neither
• Multiply

Tags

NGSS.MS-PS2-2

Find the net force: 15 N to the right, and another 15 newtons to the right.

• 0 N Right
• 0 N Left
• 30 N Left
• 30 N Right

Tags

NGSS.MS-PS2-2

8 N to the left , and 4 N to the right. Find the net force. Is this balanced ?

• 12 N going right,  No
• 4 N going right,  No
• 12 N going right,  Yes
• 4 N going left,  Yes

Tags

NGSS.MS-PS2-2