AQA GCSE Physics Unit 2.7

Matthew T
Quiz by Matthew T, updated more than 1 year ago
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Twenty questions on the seventh section of Unit 2 in AQA GCSE Physics: Energy from the nucleus.
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Resource summary

Question 1

Question
True or false? Nuclear fission is caused by firing a neutron at a fissionable nucleus.
Answer
  • True
  • False

Question 2

Question
What is enriched uranium?
Answer
  • Another term for U-235
  • A sample of uranium with about 2-3% fissionable U-235 in it
  • The term used for high-grade uranium

Question 3

Question
Which of these roles does water perform in a nuclear reactor?
Answer
  • Reactor core
  • Pressuriser
  • Moderator
  • Control rods
  • Coolant

Question 4

Question
Which part of the nuclear fission reactor is made out of boron?
Answer
  • Reactor core
  • Turbine
  • Control rods

Question 5

Question
Which type of nuclear reaction takes place in stars?
Answer
  • Nuclear fission
  • Nuclear fusion

Question 6

Question
True or false? Two protons fuse to produce "heavy helium".
Answer
  • True
  • False

Question 7

Question
True or false? In a fusion reactor, the temperature must be very high to overcome forces of reaction and the plasma must be contained in a magnetic field.
Answer
  • True
  • False

Question 8

Question
What is the reaction product of fusion of hydrogen?
Answer
  • Uranium
  • Lithium
  • Thorium
  • Helium

Question 9

Question
What type of radiation is radon gas a source of?
Answer
  • Alpha
  • Beta
  • Gamma

Question 10

Question
Where was there a nuclear accident in 1986?
Answer
  • Bikini Atoll
  • Fukushima
  • Chernobyl

Question 11

Question
How can workers reduce their radiation dose?
Answer
  • Keeping a safe distance from radiation sources
  • Using lead or concrete sources to shield themselves
  • Wearing rubber gloves
  • Drinking a glass of water after exposure

Question 12

Question
When was the Big Bang?
Answer
  • 3 million years ago
  • 13 million years ago
  • 3 billion years ago
  • 13 billion years ago

Question 13

Question
What name do we give a large cluster of stars?
Answer
  • Comet
  • Constellation
  • Asterism
  • Galaxy

Question 14

Question
True or false? The "Dark Age" of the universe began when the universe became transparent.
Answer
  • True
  • False

Question 15

Question
True or false? A protostar is a star that is at the end of its life cycle.
Answer
  • True
  • False

Question 16

Question
Which stages would you expect a star to go through if it were a small main sequence star?
Answer
  • Red supergiant
  • Red giant
  • White dwarf
  • Supernova
  • Black hole
  • Black dwarf
  • Neutron star

Question 17

Question
Which stages would you expect a star to go through if it were a large main sequence star?
Answer
  • Red supergiant
  • Red giant
  • White dwarf
  • Supernova
  • Black dwarf
  • Black hole
  • Neutron star

Question 18

Question
What is the heaviest element that can be formed by nuclear fusion?
Answer
  • Manganese
  • Iron
  • Cobalt

Question 19

Question
True or false? Heavy elements such as lead are formed during supernovae.
Answer
  • True
  • False

Question 20

Question
True or false? The heaviest naturally-occurring element is mendelevium.
Answer
  • True
  • False
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