Force and motion

How will this object move? 

• It won't move. 
• It will move to the right. 
• It will move to the left. 
• It will move in both directions. 

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

Which could be an example of an unbalanced force?

• A plate sitting on a dining table
• A ball at the top of a hill that is not moving
• Earth orbiting the Sun 
• A baseball that has been thrown to home plate.

Tags

NGSS.MS-PS2-2

If these boys 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

NGSS.MS-PS2-1

Why is person B having a hard time moving down the hill?

• Person B has more friction than person A.
• Person B has the same friction as person A.
• Person B is out of shape.
• Person B has less friction has person A.

Tags

NGSS.MS-PS2-2

A force that slows or stops motion when objects rub together.

• Friction
• Push
• Pull
• Magnetism

Tags

NGSS.3-PS2-1

What is motion?

• It's like the ocean
• Any change in an animal or person's position.
• Motion is like acting
• Any change in an object or person's position.

Tags

NGSS.3-PS2-2

What is the speed of an object in a specified direction?

• speed
• velocity
• motion
• acceleration

What is a change in velocity over time; speeding up, slowing down, or changing direction?

• acceleration
• force
• speed
• MPH

What is two or more forces that act upon an object and result in no change in motion?

• acceleration 
• balanced force
• unbalanced force
• force

What is two or more forces resulting in a change in an object’s motion?

• unbalanced force
• force
• balanced force
• gravity