Week 17 Vocab

Question 0

Gamma ray

Answer 0

A penetrating form of radiation emitted by an unstable nucleus

Question 1

Beta particle

Answer 1

An electron emitted by an unstable nucleus

Question 2

Background radiation

Answer 2

Nuclear radiation that occurs naturally in th environment

Question 3

Half life

Answer 3

The time required for one half of sample of a radioactive isotope to decay

Question 4

Transmutation

Answer 4

Conversion of one element to another through a nuclear reaction

Question 5

Transmutation elements

Answer 5

Elements with the atomic numbers greater than 92

Question 6

Quark

Answer 6

Subatomic particle theorized to be among the basic units of matter

Question 7

Strong nuclear force

Answer 7

A powerful attractive force that binds protons and neutrons together in the nucleus

Question 8

Fission

Answer 8

Nuclear reaction in which an atomic nucleus is split into two smart particles

Question 9

Chain reaction

Answer 9

Series of fission reactions triggered by neutrons released during the fission of a nucleus