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13 June, 10:19

1) What is radiation?

2) Give two ideas of how to block radiation in space.

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  1. 13 June, 11:46
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    1) the emission of energy as electromagnetic waves or as moving subatomic particles, especially high-energy particles that cause ionization.

    2) Several feet of concrete or a few inches of dense material (such as lead) are able to block radiation.
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