Force and Motion Review

What causes this car to stop?

• gravity

• forces

• friction

• air resistance

Tags

NGSS.MS-PS3-5

More friction mean...

• more slick surface

• more smooth surface

• more sticky, rough surface

• more icy surface

An example of a force is...

• reading a book

• throwing a football

• singing your favorite song

• using a ladder to hang lights

Tags

NGSS.3-PS2-1

Less friction means...

• more slick, smooth surface

• more sticky, rough surface

• more like the surface of sandpaper

• more like the surface of carpet

An examples of a force is...

• shining a light

• cutting paper

• pushing a box across the room

• singing

Tags

NGSS.MS-PS2-1

After throwing a basketball through the net, Anna observed the ball as it hit the ground. Which is most likely responsible for the ball hitting the ground?

• friction

• gravity

• mass

• speed

Tags

NGSS.MS-PS2-4

Miguel sorted objects he wanted to recycle into two similar boxes. He filled Box 1 with empty bottles and Box 2 with newspapers. He pushed both boxes across the floor. Miguel used more force to push Box 2 than Box 1. Which is the MOST likely reason Miguel used more force when he pushed Box 2?

• Box 2 was taller than Box 1.

• Box 2 was heavier than Box 1.

• Box 2 had stronger sides than Box 1.

• Box 2 contained more objects than Box 1.

Tags

NGSS.MS-PS2-2

Which item will require the most force to move?

• an empty wagon

• a wagon full of bricks

• a wagon full of apples

• a wagon full of feathers

Tags

NGSS.MS-PS2-2

How will the force needed to move an object be affected if the mass of the object changes from 100 kilograms to 200 kilograms?

• The force needed to move the object would be tripled.

• The force needed to move the object would be doubled.

• The force needed to move the object would remain the same.

• The force needed to move the object would be reduced by half.

Tags

NGSS.MS-PS2-2

Chris climbs onto a skateboard ramp halfway between the top and the bottom of the ramp. Because gravity acts on Chris, which is most likely to happen?

• He won't move.

• He will roll up the ramp.

• He will roll down the ramp.

• He will float above the ramp.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4