Forces

Calculate the net force of the object in the image shown.

• 20N left

• 35N right

• 5N left

• 5N right

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What is the net force?

• 3 N

• 3 N, right

• 17 N, right

• 3 N, left

Tags

NGSS.MS-PS2-2

If these teams are pulling with the same amount of force what will happen?

• The boy in blue will win.
• They will not move at all.
• The boy in red will win.
• Both will fall down.

Tags

NGSS.MS-PS2-2

Forces that have a net force of zero Newtons

• Balanced force

• Unbalanced force

Tags

NGSS.MS-PS2-1

The sum of all forces acting on an object.

• Contact Force
• Balanced Force
• Unbalanced Force
• Net Force

Tags

NGSS.MS-PS2-2

What will cause an object to move?

• Applied forces
• Balanced forces
• Unbalanced forces

Tags

NGSS.MS-PS2-2

If an object is not moving the forces acting upon it are _____________

• unbalanced
• weak
• balanced
• Hulk Smash!

How does friction affect speed?

• more friction decreases speed
• more friction increases speed
• less friction decreases speed
• less friction doesn't affect speed

Friction is a force that acts in an ___________ direction of movement.

• similar
• opposite
• parallel
• west

A type of friction that occurs when air pushes against a moving object causing it to decelerate.

• surface area
• air resistance
• velocity
• gravity 

Tags

NGSS.MS-PS3-5