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Worksheetschapter 11 project
Total questions: 16
Worksheet time: 8mins
Which of the following statements about nuclear fission is NOT true
Nuclear fission splits the nucleus of an atom
Nuclear fission releases energy
Nuclear fission does not produce any heat
All of these answers are incorrect
Which of the following is emitted during radioactive decay
Gamma radiation
Heat
Subatomic particles
Energy
All of these answers
Why is U-235 used more in nuclear reactors than U-238?
U-235 is more abundant
U-235 is cheaper to mine
U-235 has fewer externalities
U-235 is more reactive
Radioactive isotopes are important for producing electricity because
The heat from their fission is used to create steam which is converted to electricity
They can be converted directly into electricity
Electrons from the isotopes are separated and used for electricity
A,B,and C
None of these answers are correct
Energy in an atom can be released when an atom is split (fission) or combines with another atom
Atom
Isotopes
Element
Nuclear energy
Hollow metal cylinder filled with uranium fuel pellets for use in fission reactors
Elements
Fuel rod
Radioactive
Control rod
Rod that absorbs neutrons and slows the fission chain reaction
Fuel rod
Control rod
Isotopes
Nuclear fission
How do nuclear power plants generate electricity
Control rods
Fuel rods
Nuclear fission
Isotopes
Nuclear power plants use ____ to boil water and produce steam which is then used to generate electricity
Heat
Coal
Oil
Fossil fuels
Petroleum
Which of the following choices could be composed of 92 protons and 146 neutrons
Uranium-235
Uranium-238
Plutonium-241
Plutonium-236
The time it takes for half of radioactive isotopes in a sample to decay to a new form is known as ___
Isotopes
Radioactivity
Radioactive half-life
Nuclear energy
During radioactive decay, radioactive isotopes can give off which of the following
Gamma radiation
Heat
Particles
A,B,and C
The heat release in a nuclear chain reaction is ____ times more than what is released by burning coal or oil and is used to turn turbines that generate electricity
100,000
1 million
10 million
100 million
___ rods are used in a nuclear plant to absorb neutrons and regulate the speed of the fission chain reaction
Fuel
Nuclear
Regulatory
Control
Mechanical
A chain reaction is created in a nuclear plant when U-235 in the fuel rods is bombarded with ____ causing the nucleus to become unstable and split
Protons
Electrons
Neutrons
Electricity
Energy from sources that are renewable and have a low environmental impact is ____
Sustainable energy
Wind energy
Solar energy
Renewable energy
