physics

physics

Assessment

Flashcard

•

Education

•

10th Grade

•

Practice Problem

•

Hard

Created by

Baby Wijaya

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58 questions

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1.

FLASHCARD QUESTION

Front

Proton number

Back

Number of protons in an atom

(atomic number)

2.

FLASHCARD QUESTION

Front

Nucleon number

Back

Total number of protons and neutrons in a nucleus (mass number)

3.

FLASHCARD QUESTION

Front

Isotopes

Back

Atoms of the same element that have the same number of protons yet different number of neutrons

4.

FLASHCARD QUESTION

Front

Nuclear decay

Back

Random process by which an unstable atomic nucleus loses energy by emission of electromagnetic radiation or particle(s)

5.

FLASHCARD QUESTION

Front

Ionising radiation

Back

Radiation with high energies that can knock off electrons in an atom to form ions

6.

FLASHCARD QUESTION

Front

Background radiation

Back

Nuclear radiation in an environment where no radioactive source has been deliberately introduced

7.

FLASHCARD QUESTION

Front

Half-life

Back

Time taken for half the nuclei of the nuclide in any sample to decay.

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