Light and Sound

The source of energy needed to move the windmills is ____

• The sun

• Wind

• Air

• Batteries

The sails of a sailboat model can be made of ____

• Wood

• Plastic

• Paper

• Glass

Tags

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The picture above can produce ____

• Light energy

• Heat energy

• Kinetic energy

• Chemical energy

Tags

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The kite can move because it gets energy from ____

• Wind

• Food

• Sun

• Electricity

Tags

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Sailboats use _____ to push them through the water

• Fuels

• Water

• The sun

• Wind

Is your laptop opaque?

• Yes
• No

Tags

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What does transparent mean?

• some light is able to pass through
• no light is able to pass through
• all light is able to pass through

Tags

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Which one is not an emergency sound?

• fire alarm
• fire truck siren
• an ambulance siren
• a radio song

Which one travels faster? light or sound

• light
• sound

SOME light passes through an object

• translucent
• transparent
• opaque
• shadow

Tags

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