scince

1. A child holds a red ball. Why does the ball look red?(1 point)

a. Only red light waves are absorbed by the ball.

b. All visible light waves except red are absorbed by the ball.

c. Only red light waves reach the surface of the ball.

d. All visible light waves except red are reflected by the ball.

2. Why do sound engineers use spongy materials in the walls?(1 point)

a. to increase the frequency of sound waves

b. to transmit sound waves more clearly

c. to reflect sound waves better

d. to absorb sound waves

3.What happens when a wave is absorbed by a material?(1 point)

The wave transfers its energy to the material.

The wave bounces off the surface of the material.

The wave supports the formation of an echo.

The wave passes through the material.

4. How does sunscreen work?(1 point)

a. It helps UV waves be able to pass through the air.

b. It helps prevent the skin from reflecting UV waves.

c. It helps UV waves be able to pass through the skin.

d. It helps prevent the skin from absorbing UV waves.
need help

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  1. C
    D
    B
    ethier A or D

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  2. mostly the answers are
    b
    d
    b
    d

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  3. 1. is b
    2. is d
    3. is a
    4. is d

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  4. mostly the answers are
    b
    d
    b ---- no not b. The wave bounces off the surface of the material.
    The wave is ABSORBED, not bounced off :)

    d

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  5. A
    C
    A
    D
    100 percent I took the quiz!

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  6. what are the answers

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  7. D:All visible light waves except red are absorbed by the ball.
    C:to increase the frequency of sound waves
    D:The wave transfers its energy to the material.
    D:It helps prevent the skin from absorbing UV waves.

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  8. Okay idk why people are posting the wrong answers but here are the real answers. Also the answers change so im just posting it in word.

    1.All visible light waves except red are ABSORBED by the ball.

    2. To absorb sound waves.

    3. The wave transfers its energy to the material.

    4. It helps prevent the skin from absorbing UV waves.

    Hope this helps

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  9. MISSSY IS WRONG I GOT IT ALL WRONG!!

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  10. Anonymous is Correct.

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  11. Missy wrong 1/4 I think they mized answers

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  12. Hey, I just took the test and here are the correct answers:
    1.All visible light waves except red are absorbed by the ball.
    2.to absorb sound waves
    3.The wave transfers its energy to the material.
    4.It helps prevent the skin from absorbing UV waves.
    btw Anonymous is correct

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  13. EVERYONE IS WRONG EXCEPT lonleygurl

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  14. 1: all visible light waves except red were REFLECTED by the ball

    2:to absorb sound waves

    3: the wave transfers its energy into material

    4:it helps prevent the skin from ABSORBING UV waves

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  15. @Anonymous is correct, i just took the quick check

    1) All visible light waves except red are absorbed by the ball.
    2) to absorb sound waves
    3) The wave transfers its energy to the material.
    4) It helps prevent the skin from absorbing UV waves.

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  16. All y’all tripin anonymous is the only one right I got. 3/4 Number 1 is wrong

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  17. “Lonelygurl..” and “Anonymous” are both correct, I swear it.

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