Physics: Radioactivity

A brief run-through of radioactivity, but I can't be bothered to find my notes, so it will improve and there might be some mistakes.

?
An alpha partice is actually:
a helium nulceus
1 of 5
An isotope of which element can be used for dating dead organisms?
Carbon
2 of 5
An atom with a mass of 182 and an atomic number of 90 gives out two alphas, a gamma and a beta. What is it's new mass and atomic number?
Mass: 174 A.N. : 87
3 of 5
All elements after which number in the periodic table are radioactive?
82
4 of 5
Radiation is dangerous to living organisms because:
it ionizes the elements in DNA
5 of 5

Other cards in this set

Card 2

Front

An isotope of which element can be used for dating dead organisms?

Back

Carbon

Card 3

Front

An atom with a mass of 182 and an atomic number of 90 gives out two alphas, a gamma and a beta. What is it's new mass and atomic number?

Back

Preview of the front of card 3

Card 4

Front

All elements after which number in the periodic table are radioactive?

Back

Preview of the front of card 4

Card 5

Front

Radiation is dangerous to living organisms because:

Back

Preview of the front of card 5

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