One rem of radiation dose takes how many gammas per square centimeter?
a. about 1
b. about 5,000
c. about a million
d. about 2,000,000,000
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d. about 2,000,000,000
, The radiation from cellphones
a. does not cause cancer.
b. causes cancer, but not enough to worry.
c. causes over 1% of the cancer in those who use them.
d. protects users from cosmic rays.
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a. does not cause cancer.
The threshold for radiation illness is about
a. 1 rem.
b. 100 rem.
c. 500 rem.
d. 2,500 rem.
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b. 100 rem.
A Sievert is how many rem?
a. 1
b. 0.01
c. 100
d. 1,000
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a. about 1
b. about 5,000
c. about a million
d. about 2,000,000,000
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d. about 2,000,000,000
, The radiation from cellphones
a. does not cause cancer.
b. causes cancer, but not enough to worry.
c. causes over 1% of the cancer in those who use them.
d. protects users from cosmic rays.
Give this one a try later!
a. does not cause cancer.
The threshold for radiation illness is about
a. 1 rem.
b. 100 rem.
c. 500 rem.
d. 2,500 rem.
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b. 100 rem.
A Sievert is how many rem?
a. 1
b. 0.01
c. 100
d. 1,000
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