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Science- Radioactive Dating

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Which of the following statements about radioactive dating is true?

a. Radioactive decay is the rate at which new atoms form.
b. During radioactive decay, atoms break down, releasing particles or energy.
c. The rate of decay of a radioactive element cannot be approximated.
d. The number of radioactive atoms in a sample will always remain constant.

B

Geologists use radioactive dating to:

a. determine the relative age of rock layers.
b. tell the difference between molds and casts.
c. tell where one soil horizon ends and the next one begins.
d. determine the absolute age of rocks.

D


If the half-life of a 20.0 g sample is known to be 24 minutes, how long will it take for only 5.0 grams of the sample to remain?

a. 6 minutes
b. 24 minutes
c. 48 minutes
d. 96 minutes

C

  • Science- Radioactive Dating - ,

    looks good to me.

  • Science- Radioactive Dating - ,

    Connections Academy?

  • Science- Radioactive Dating - ,

    1- B
    2- D
    3- D
    4- C

  • Science- Radioactive Dating - ,

    Emz answers are correct. I got a 5/5 100% A.

  • Science- Radioactive Dating - ,

    EMZ Is correct, I got 4/4.

  • Science- Radioactive Dating - ,

    1- B
    2- D
    3- D
    4- C
    100%

  • Science- Radioactive Dating - ,

    1.B
    2.D
    3.D
    4.C

    4/4 (100%)

  • Science- Radioactive Dating - ,

    This is wrong

  • Science- Radioactive Dating - ,

    nvm i wasn't

  • Science- Radioactive Dating - ,

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    Thank you so much Emz, because of you i got 100% ;) Love You!

  • Science- Radioactive Dating - ,

    100% love yalll! avery is wrong it is
    a
    b
    b
    d
    trust me!100% i got

  • Science- Radioactive Dating - ,

    B. D. D. C. All corect!! ;)

  • Science- Radioactive Dating - ,

    b d d c is right

  • Science- Radioactive Dating - ,

    BDDC IS RIGHT YALL

  • Science- Radioactive Dating - ,

    Bddc is 100% correct for connections grade 7b unit 3 lesson 3

  • Science- Radioactive Dating - ,

    B
    D
    D
    C

    1000% RIGHT

  • Science- Radioactive Dating - ,

    B
    D
    D
    C

  • Science- Radioactive Dating - ,

    Yes, the correct answers are B,D,D,C. Please try this on your own next time though. You will learn much more!

  • Science- Radioactive Dating - ,

    B
    D
    D
    C

  • Science- Radioactive Dating - ,

    B
    D
    D
    C
    Trust me 100%

  • Science- Radioactive Dating - ,

    B
    D
    D
    C
    Thanks jiskha fam

  • Science- Radioactive Dating - ,

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  • Science- Radioactive Dating - ,

    yep its correct

  • Science- Radioactive Dating - ,

    B
    D
    D
    C

    is correct! Thanks!

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