Energy Resources

Question 1

Disadvantages of solar power?

Answer 1

Solar cells are expensive

Question 2

How does wind power work?

Answer 2

Turbines use wind to generate electricity

Question 3

Disadvantages of wind power?

Answer 3

Ugly

Can only generate when it is windy

Question 4

How does tidal power work?

Answer 4

Build a wall on the coast, when tides comes in water is trapped when tide goes out the water makes a turbine spin

Question 5

Disadvantages of tidal?

Answer 5

Costs a lot

Ugly

Question 6

How does hydro electric power work?

Answer 6

Build a dam in mountains, a hole is drilled through the dam that the water goes through, which spins a turbine

Question 7

Disadvantages of hydro electric?

Answer 7

Costs a lot

Destroys landscape and nature

Question 8

How does wave power work?

Answer 8

As the waves move up and down the wind in the machine spins a turbine

Question 9

Disadvantages of wave power?

Answer 9

Ugly
Can be damaged easily
Costs a lot
Need many machines for lots of energy

Question 10

How does geothermal work?

Answer 10

Cold water pumped into earth, steam comes up, turbine spins and creates electricity

Question 11

Disadvantages of geo thermal?

Answer 11

Costs a lot to build

Very few places in the world can do this

Question 12

How does biomass work?

Answer 12

Something is burned, the heat boils water, produces steam to power a turbine

Question 13

Disadvantages of biomass

Answer 13

Need a large area to grow trees

Question 14

How does solar power work?

Answer 14

Sunlight generates electricity