Light Reflection & Vision

How does light move?

• zig-zag
• up and down
• scattered
• straight line

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NGSS.4-PS4-2

NGSS.4-PS4-1

What does Zoe use to aim the light at Bert's balloon?

• a sign
• another laser
• a mirror
• none of these

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NGSS.4-PS4-2

NGSS.4-PS3-2

How does the light change direction to get around the sign?

• it bends
• another laser is used
• it goes through the sign
• it is reflected

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NGSS.4-PS4-2

Which of these is the best reflector of light?

• shiny metal
• white paper
• carpet
• wood

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NGSS.4-PS4-2

Light ________ our eyes.

• enters
• shoots out from
• is produced in
• none of these

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What makes an image that is reflected upside-down look right-side up?

• glasses
• our brains
• our eyes
• cameras

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NGSS.4-PS4-2

Which of these does NOT use light reflection to work?

• CD
• Blu-ray disc
• DVD
• USB memory stick

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NGSS.4-PS4-2

Which of these helps provide faster Internet connections?

• mirrors
• electricity
• fiber optics
• vision

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NGSS.MS-PS4-3

This illusion used which of these concepts?

• lasers
• special effects
• reflections
• fiber optics

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NGSS.4-PS4-2

What does Dr. Jeff use to bring the image of his hand into focus?

• lens
• laser
• camera
• mirror

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