Sources of Energy
What type of energy source can be replaced naturally in a short amount of time?
Renewable energy
What does it mean to use energy wisely and not waste it?
Energy efficiency
What is the flow of electric charge around a circuit called?
Current
What type of energy source will eventually run out because it takes millions of years to form?
Non-renewable energy
What type of energy can meet our needs now without causing major harm for future generations? Hint: starts with S.
Sustainable energy
What is the “push” that moves electric charge around a circuit called?
Voltage
What group of fuels includes coal, oil and natural gas?
Fossil fuels
What greenhouse gas is released when fossil fuels are burned?
Carbon dioxide
What is it called when a component slows or opposes current?
Resistance
What energy source uses moving or falling water to generate electricity?
Hydropower / hydroelectricity
How can batteries help make solar power a better option?
They store extra energy/electricity
How must an ammeter be connected in a circuit?
In series
What energy source uses heat from inside the Earth? Hint: “geo” means Earth.
Geothermal energy
What dangerous material is produced by nuclear energy and must be stored safely?
Radioactive waste
How must a voltmeter be connected across a component?
In parallel