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What is the reflection of light?

• Reflection of light is when light disappears upon hitting a surface.

• Reflection of light is when light absorbs into a surface.

• Reflection of light is when light changes color upon hitting a surface.

• Reflection of light is when light hits a surface and bounces back.

How are shadows formed?

• Shadows are formed when an object blocks light.

• Shadows are formed when objects reflect light.

• Shadows are formed when objects emit light.

• Shadows are formed when objects absorb light.

Name one transparent object.

• Plastic

• Air

• Glass

• Brick

Name one translucent object.

• Clear plastic

• Semi-transparent paper

• Opaque glass

• Frosted glass

Name one opaque object.

• Air

• Water

• Glass

• Brick

What are the sources of light?

• Rocks, trees, animals, buildings, cars

• Moon, lightning, water, lamps

• Sun, stars, fire, light bulbs, LEDs, candles

• Television, computer screens, mirrors, flashlights

What are the properties of light?

• Light has mass

• Light can be smelled

• Light is a form of electromagnetic radiation that travels in straight lines, can be reflected, refracted, diffracted, and polarized.

• Light is a form of sound waves

How does light travel?

• Light travels in zigzag patterns

• Light travels faster in water than in air

• Light travels at a constant speed of 50 miles per hour

• Light travels in straight lines at a speed of about 186,282 miles per second in a vacuum.

What is the angle of reflection?

• Opposite to the angle of incidence

• Double the angle of incidence

• 90 degrees

• Equal to the angle of incidence

Explain how shadows change in size throughout the day.

• Shadows change size due to the moon's movement

• Shadows shrink when birds fly overhead

• The size of shadows changes throughout the day based on the sun's position.

• Shadows grow larger when it rains