Physical Science

1) Carbon dioxide is obtain from the air and changed into carbohydrates oxygen during the process of

fossilization.
respiration.
digestion.
photosynthesis.

2) Which sequence of processes must occur for an atom of carbon to go from car to tree?

respiration, decomposition.
combustion, photosynthesis.
fossilization, decomposition.
fossilization, photosynthesis.

  1. 👍 1
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  3. 👁 791
asked by Amber
  1. Please guess yourself and put an arrow beside your answer. <------
    I am sure you know.

    1. 👍 1
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    posted by Damon
  2. Can someone help me =.=

    1. 👍 1
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    posted by Amber
  3. I Guess....

    1) respiration.
    2) fossilization, photosynthesis.

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  4. 1 is photosynthesis
    Plants take in CO2 and produce O2

    2 is combustion - photosynthesis (the giveaway is the car burning fuel)

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    posted by Damon
  5. a
    d
    d
    b

    1. 👍 6
    2. 👎 0
    posted by Anon
  6. thanks anon!!! 100!!!

    1. 👍 2
    2. 👎 0
  7. If you are in Connexus, these are the answers.

    1.) A

    2.) D

    3.) D

    4.) B

    1. 👍 3
    2. 👎 0
  8. For everyone who is stupid answers are


    1. A

    2. D

    3. D

    4. B

    1. 👍 2
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    posted by john
  9. 1.a
    2.d
    3.d
    4.b

    1. 👍 1
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    posted by Secret
  10. Is this for unit 3 lesson 7?

    1. 👍 1
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    posted by Myla
  11. 1.A
    2.D
    3.D
    4.B
    i got 100%

  12. 100!

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    2. 👎 0
  13. John calls us stupid, when he/she is stupid as well. They're looking up answers on a homework help site, but this homework help site is mostly just cheating now.

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    posted by Lizard
  14. I mean.. dang you gotta fake it till you make it 🤷🏽‍♀️

    1. 👍 0
    2. 👎 1
    posted by halle

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