Review

A student placed a pencil in a cup of water.  The pencil appears broken because light-

• always travels in a straight line
• bends when it passes through water
• makes the water in the glass evaporate
• reflects the pencil on the water's surface

Tags

NGSS.MS-PS4-2

An image can be seen in a shiny surface when the light is...

• reflected

• refracted

• bent

• bounced off

Tags

NGSS.MS-PS4-2

Smooth surface that reflects an image of what is in front of it.

• prism

• mirror

• lens

• metal spoon

Tags

NGSS.MS-PS4-2

Which experiment listed below will best determine how height affects the distance of a rolling object?

• Roll 3 objects of various sizes across the floor.
• Roll 3 objects of different sizes from a set height on a ramp.
• Roll 1 object down a ramp from 3 different heights.
• Roll 3 objects of equal size from equal heights down a ramp.

Tags

NGSS.MS-PS3-2

The bending of light rays, bending light means that it changes direction and/or speed.

• lens
• refraction
• magnify
• reflection

Tags

NGSS.MS-PS4-2

Which is NOT an example of the use of sound energy?

• beating a drum

• talking

• playing music on the radio

• cooking hot dogs

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The pictures shows what a student observed when he looked through a hand lens at a penny.
What happens to light passing through a hand lens that makes the image of the penny appear larger? The light is-

• absorbed
• reflected
• refracted
• stopped

Tags

NGSS.MS-PS4-2

When all parts of the circuit are connected it is a ______ circuit. 

• open
• closed

A circuit must be closed for electrons to travel.

• true
• false

Tags

NGSS.HS-PS2-5

The force that pulls you to the ground

• Magnetism
• Acceleration
• Friction
• Gravity

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4