C

Each of these activities requires the USE of which kind of energy?

• Mechanical

• Electrical

• Sound

Tags

NGSS.4-PS3-2

The picture shows an area of Yosemite National Park

Which statement about light is supported by this picture

• Light travels in a straight line until it enters a different material like water in a lake

• Light can refract in air and in clear water

• Light is reflected off the smooth surface of the lake

Tags

NGSS.MS-PS4-2

Why does the lower part of the child appear so much different in size from the upper part?

• The light rays that travel through the air and into the water are refracted

• The light rays that travel through the air and then into the water are reflected

Tags

NGSS.MS-PS4-2

Students are asked to create a system using two mirrors and a flashlight to hit a target with a beam of light. Which diagram correctly uses the two mirrors and the flashlight to hit the target?

• A

• B

• C

• D

Tags

NGSS.MS-PS4-2

A fifth grade class constructed this circuit.  Which of these objects most likely made the light glow when connected to points X and Y?

• plastic straw

• cotton string

• aluminum foil

• rubber eraser

Tags

NGSS.4-PS3-2

NGSS.5-PS1-3

Will the light bulb in this circuit light and why/why not?

• yes, because it has two batteries

• no, because the switch is open

• yes, because it is in a circuit

• no, because the bulb is burned out

 A light bulb changes electrical energy into

• light energy only

• heat and chemical energy

• light and heat energy

• light and chemical energy

Tags

NGSS.MS-PS3-5

What kind of circuit is this?

• series

• parallel

Lasers produce a beam of light that can be focused on a small area. A teacher uses two mirrors to shine a beam of light from a laser into a box. Which diagram shows how the teacher should position the two mirrors?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

What type of energy is in this picture?

• Kinetic

• Potential

• Chemical

• Sound

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-5