NGSS.4-PS4-2

Which images are opaque?

• A & C
• A,C,E, & F
• D, E, & F
• A & E

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NGSS.4-PS4-2

In order to see a picture it must

• produce light

• reflect light

• absorb light

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NGSS.4-PS4-2

This part protects the eye, especially the iris, pupil and lens.

• rods
• cornea
• optic nerve
• retina

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NGSS.4-PS4-2

This part of the eye changes shape to control the amount of light that enters the eye.  It is also known as the colored part of the eye.  What is it called?

• pupil
• lens
• iris
• retina

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NGSS.4-PS4-2

When an object soaks in the light it _____________

• absorbs

• reflects

• refracts

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This is an example of light been -

• Absorbed

• Transmitted

• Reflected

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NGSS.4-PS4-2

This is an example of light been -

• Absorbed

• Transmitted

• Reflected

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NGSS.4-PS4-2

When looking through a window, light is _______.

• reflected

• transmitted

• refracted

• absorbed

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NGSS.4-PS4-2

Diagram 1 shows the cross section of a human eye.

Name the parts Z

• Iris

• Optic nerve

• Cornea

• Pupil

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NGSS.4-PS4-2

Choose the correct answer.

• refraction

• reflection

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NGSS.4-PS4-2