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What type of energy does a cyclist have when pedaling?
Mechanical and kinetic energy.
What is the name of the energy stored in food that our body uses to function?
Chemical energy.
What type of energy does a solar panesl use to generate electricity?
Solar energy.
What is the name of the energy generated by the movement of water in hydroelectric dams?
Hydroelectric energy.
What is the difference between thermal energy and mechanical energy?
Thermal energy comes from heat, while mechanical energy is related to movement and forces.
If we rub our hands together quickly, what type of energy do we produce?
Thermal energy (due to friction).
What type of energy does a stretched rubber band have before being released?
Potential energy
Is wind energy renewable or non-renewable?
Renewable
What is an example of a non-renewable energy source?
Coal, oil, or natural gas.
Why is solar energy considered a renewable energy source?
Because the sun provides an unlimited and continuous energy supply.
What is biomass energy?
Energy produced from organic materials, such as plants and animal waste.
What type of energy comes from the heat inside the Earth?
Geothermal energy.
Which fossil fuel is commonly used to power cars?
Gasoline (a derivative of oil).
What type of energy does a wind turbine generate?
Wind energy, converted into electrical energy.
What is the main environmental problem caused by burning fossil fuels?
Air pollution and climate change due to CO₂ emissions.
