Energy Conversions

Multiple Choice Quiz

Try this as often as you like.
You will get a different set of questions each time you attempt this quiz.

The primary source of energy on earth is
1. The sun
2. Fossil fuels
3. Wood
4. Turf
What as formed from the remains of dead plants and animals that existed millions of years ago?
1. Fossil fuels
2. Nuclear fuel
3. Kinetic energy
4. Potential energy
Which one of the following fuels is not regarded as a fossil fuel?
1. Wood
2. Coal
3. Oil
4. Natural gas
Which one of the following pairs of elements are fossil fuels mainly made from?
1. Carbon and hydrogen
2. Hydrogen and oxygen
3. Oxygen and carbon
4. Carbon and nitrogen
5. Nitrogen and hydrogen
Which two of the following makes use of the sun’s energy?
1. Solar cell
2. Solar panel
3. Nuclear power
4. Dam
5. Electromagnets
Which one of the following is a renewable source of energy?
1. Tidal energy
2. Nuclear energy
3. Fossil fuels
4. Turf
Which one of the following is a non-renewable source of energy?
1. Nuclear energy
2. Solar energy
3. Wind power
4. Tidal power
Nuclear energy may become an important source of energy in the future.
Which one of the following statements about nuclear energy is NOT true?
1. Nuclear energy has no harmful effects
2. Uranium is an important fuel for nuclear energy
3. Large amounts of energy are produced by a small mass of fuel
4. Nuclear energy produces heat on the sun
Mazda are producing hydrogen fuel vehicles for commercial use. The photo shows one of these vehicles. Which one of the following statements is not correct about the use of hydrogen as a fuel?
1. Hydrogen is a very safe fuel to burn.
2. There are no poisonous emissions from the hydrogen fuel cell.
3. Hydrogen is readily available as a fuel.
4. It is expensive and time-consuming to produce hydrogen.
Which one of the following statements about solar energy is correct?
1. It is free and will never run out.
2. It can cause pollution in the atmosphere.
3. It can be used efficiently in small areas.
4. It is cheap to install.
Which one of the following energy sources has the highest level of pollution?
1. Nuclear energy
2. Tidal energy
3. Wind energy
4. Solar energy
5. Hydroelectric energy
Wave power captures the energy of waves to do useful work. The photo shows one such device in Denmark.
Which one of the following statements about wave power is incorrect?
1. It can be harmful to the environment.
2. It is a renewable source of energy.
3. It is a hazard to marine creatures.
4. It requires powerful waves to generate large amounts of energy
Hydroelectric energy is produced at a dam to generate electrical energy. During this process, water falls from a height. What is the name of the energy of this falling water?
1. Kinetic energy
2. Magnetic energy
3. Tidal energy
4. Solar energy
Which one of the following energy sources involves drilling deep into the earth?
1. Geothermal
2. Biomass
3. Hydroelectric
4. Solar
Fracking involves pumping large amounts of water underground at high pressure. This is used to get oil and gas from under the ground. Environmentalists are concerned because:
1. harmful chemicals are used in the process.
2. it is very expensive.
3. it may cause thunder storms.
4. rare species of butterflies are in danger.
Which one of the following would cause significant energy losses in a house during the winter?
1. Concrete floor
2. Double glazed windows
3. Attic insulation
4. Draught excluder on doors
5. Lagging on hot water cylinder
Bicycles that use dynamoes do not require batteries to light the lamp. The energy conversion in a dynamo is:
1. kinetic to light
2. potential to heat
3. kinetic to solar
4. wind to light
Which one of the following energy conversions takes place when we burn a fossil fuel?
1. Chemical → Light and Heat energies
2. Kinetic → Light energy
3. Chemical → Magnetic and Heat energies
4. Heat → Light energy
5. Light → Heat energy
A disadvantage of nuclear power is that
1. it produces toxic waste
2. it produces carbon dioxide which is responsible for global warming
3. it affects the ozone layer
4. it requires large amounts of fuel to produce a small amount of energy
An electric light bulb converts electrical energy into which two of the following:
1. Light energy
2. Heat energy
3. Magnetic energy
4. Kinetic energy
5. Wave energy
What type of energy does food usually contain?
1. Chemical energy
2. Electrical energy
3. Food energy
4. Magnetic energy
5. Kinetic energy
Which one of the following statements about hydroelectric power is correct?
1. It does not cause pollution.
2. It produces ozone.
3. It causes acid rain.
4. It produces large amounts of hydrogen.
Which type of energy is produced by a computer, kettle, and an electric iron?
1. Heat
2. Kinetic
3. Light
4. X-rays
Which one of these units measures energy?
1. Joule
2. Newton
3. Degrees Celsius
4. Watt
A moving object has
1. kinetic energy.
2. chemical energy.
3. potential energy.
4. magnetic energy.
A microphone converts
1. sound energy into electrical energy.
2. sound energy into chemical energy.
3. electrical energy into sound energy.
4. magnetic energy into electrical energy.
What energy change is occuring when a book falls from a shelf?
1. Potential to kinetic
2. Kinetic to potential
3. Kinetic to heat
4. Potential to magnetic
The energy that a moving object has is called
1. kinetic energy
2. potential energy
3. chemical energy
4. solar energy
The amount of kinetic energy that a body has will depend upon its
1. mass and speed
2. mass and acceleration
3. volume and height above ground
4. position and temperature
The energy due to a body's position or condition is known as
1. potential energy
2. chemical energy
3. heat energy
4. thermal energy
Fill in the blank:
_______________________ is the energy stored when
something is raised to a height.
1. Gravitational potential energy
2. Elastic potential energy
3. Heat energy
4. Kinetic energy
Fill in the blank:
_______________________ is the energy stored in objects that
can be stretched or squashed.
1. Elastic potential energy
2. Gravitational potential energy
3. Chemical energy
4. Kinetic energy
Heat is a form of __________
1. energy
2. force
3. distance
4. power
The energy released when the nucleus of an atom splits is called
1. nuclear energy
2. chemical energy
3. potential energy
4. kinetic energy
Fill in the gaps:
_______ cannot be __________ or destroyed, but may be converted from one form to another.
1. Energy, created
2. Energy, heated
3. Force, managed
4. Force, created
The loss of energy to less useful forms is known as
1. dissipation
2. constipation
3. friction
4. conservation