WorksheetsNuclear Energy
Total questions: 22
Worksheet time: 19mins
Name
Class
Date
1.
What are the two major forces involved with nuclear energy?
a)
Fission and Fusion
b)
Alpha and Beta particles
c)
Gamma and Fission
d)
Radioactivity and Alpha Decay
2.
What happens to an isotope when its mass becomes too large and unstable?
a)
It begins to emit radioactive energy, which can cause a fission reaction
b)
It begins to add protons in order to balance out the nucleus' mass
c)
It beings to emit only an electron because electrons are the largest subatomic particle
d)
It begins to release compounds such as CO2
3.
What type of radioactive decay is in this picture?
a)
Alpha
b)
Beta
c)
Gamma
d)
Fission
4.
What type of radioactive decay is in this picture?
a)
Alpha
b)
Beta
c)
Gamma
d)
Fusion
5.
What decay emits (releases) a He atom (2 protons and 4 neutrons?)
a)
Alpha
b)
Beta
c)
Gamma
d)
Fission
6.
What type of decay emits an electron?
a)
Alpha
b)
Beta
c)
Gamma
d)
Fusion
7.
Solve this decaying equation:
4He2 + ______ ---> 238U92
4He2 + ______ ---> 238U92
a)
234Th90
b)
236Th90
c)
236Ra88
d)
234U90
8.
Solve this decay question:
14C6 -----> ____ + 0β-1
14C6 -----> ____ + 0β-1
a)
14C7
b)
13C6
c)
14N7
d)
15N7
9.
What does a gamma ray consist of?
a)
Photons
b)
Electrons
c)
Protons
d)
Neutrons
10.
What happens in a chain reaction?
a)
An isotope that releases several million times more energy per reaction than compared to a chemical reaction
b)
An isotope that reacts to a nuclear explosion from an atomic bomb
c)
Same element, different mass
d)
Various isotopes exploding at all once
11.
C-14 has 8 neutrons and C-13 has 7 neutrons. How many protons are in C-14?
a)
6
b)
12.01
c)
7
d)
8
12.
A radioactive isotope has a half life of 30 years. At year 0, there are 400 radioactive atoms. How many are left after 120 years of decay?
a)
50 atoms
b)
30 atoms
c)
25 atoms
d)
12.5 atoms
13.
What is the same about an element and its isotopes?
a)
Same number of neutrons
b)
Same number of protons
c)
Same number of electrons or neutrons
d)
Same atomic mass
14.
What are the three (3) types of radiation that exist in nuclear chemistry?
a)
Alpha, Beta, and Gamma
b)
Fission, Fusion, and Friction
c)
Protons, Neutrons, and Electrons
d)
Atomic Mass, Isotopes, and Ions
15.
What are the two main elements (gases) that make up the Sun?
a)
Carbon and Helium
b)
Iron and Hydrogen
c)
Hydrogen and Helium
d)
Carbon and Hydrogen
16.
What are the atomic numbers of the two main elements that make up the Sun?
a)
6 and 2
b)
1 and 2
c)
6 and 12
d)
2 and 12
17.
What are two isotopes that are used in a Nuclear Reactor for electricity?
a)
U-235 and Pu-239
b)
U-238 and He
c)
H and He
d)
C-14 and Pu-239
18.
What happens to the nuclei of isotopes during a FISSION reaction?
a)
They break down or break a part
b)
They fuse and/or combine together
c)
They add more neutrons to its mass
d)
They collapse into a black hole
19.
What happens to the nuclei of isotopes during a FUSION reaction?
a)
They break down or break a part
b)
They fuse and/or combine together
c)
They add more neutrons to its mass
d)
They collapse into a black hole
20.
What process does the Sun go through in order to produce limitless energy for billions of years?
a)
Fusion
b)
Fission
c)
Alpha, Beta, Gamma
d)
Isotopic implosion
21.
What process do humans use in in order to construct and use an Atomic Bomb?
a)
Fusion
b)
Fission
c)
Alpha, Beta, and Gamma
d)
Isotopic implosion
22.
What was the name of the area in 1986 in which there was a nuclear explosion at a power plant?
a)
Chernobyl
b)
Fukushima
c)
New York City
d)
Three Mile Island
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