________ is underground and we obtain petrol for cars
Petroleum
The Sun gives us _______ energy. thermal / dark / wind
Thermal energy
What are the two types of energy sources?
Renewable and nonrenewable
What are three sources of renewable energy?
Solar energy, wind energy, hydropower
What is this?
Turbine
______ is a mineral and we burn it to obtain thermal and electric energy
Coal
What are these?
Solar cells
Which type of energy comes from the Sun?
Solar energy
Which type of energy comes from the wind?
Wind energy
Which type of energy comes from water in rivers and reservoirs?
Hydropower
What is this?
Wind turbine
What are four sources of nonrenewable energy?
Coal, natural gas, petroleum and uranium
Which type of energy is also called clean energy?
Renewable
Which sources of energy are natural resources that cannot be replaced after they are used?
Nonrenewable
Hydropower comes from water in ______ and ________.
rivers and reservoirs
_________ is found under the ground and we burn it to obtain thermal energy to heat water and buildings
Natural gas