Science - Chemistry

What is a nuclear reaction?
A type of reaction that involves changes to the nucleus of the atom
Changes that make things blow up
A reaction that causes a bomb reaction
A type of reaction that makes no changes to the nucleus of the atom
What type of reactions are Fission and Fusion?
Chemcial
Nuclear
What of the things below does Fusion do (multiple choice, choose more than one)
Atoms increase
Fuses two atoms/particles together
Decreases atoms
Takes away protons and neutrons
Adds protons and neutrons
What is a halflife?
When a radioactice substance is half dead
Time it takes for half a radioactive substance to decay
A radioactive substance with half a life left
What is the atomic number?
Number of protons and electrons added together
Number of protons in a single atom of an element
Number of protons and neutrons added together
What is the atomic mass?
Number of protons minus neutrons
Number of protons and electrons added together
Number of protons and neutrons added together
What of the things below does Fission do (multiple choice, choose more than one)
Atoms increasing in mass
Atoms decreasing in mass
Brings protons and neutrons together
Creates electrons
Separates atoms/particles
What do radiosiotopes contain an unstable amount of?
Neutrons & Protons
Electrons & Protons
Electrons & Neutrons
What sort of charge to Protons have?
Negative
No charge
Positive
What sort of charge do Neutrons have?
Negative
No charge
Positive
What type of charge do Electrons have?
Negative
No charge
Positivie
What is the weakest type of radiation?
Gamma
Beta
Alpha
What is the strongest type of radiation?
Gamma
Beta
Alpha
What are isotope atoms?
Have the same amount of protons but different number of neutrons
Same number of electrons but different neutrons
Have the same number of protons but different electrons
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