1.7.3 Energy resources

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Question 49

State the principle of conservation of energy.

[1]

A small hydroelectric power station has a maximum output power of $MW2.4\text{ MW}$ . This power station operates at maximum power for $h5.0\text{ h}$ .

Define the unit kilowatt-hour ( $kWh\text{kWh}$ ).

[1]

Calculate the energy produced by the power station operating at maximum power for $h5.0\text{ h}$ . Give your answer in $kWh\text{kWh}$ .

[2]

Radiation from the Sun is the original source of energy for many energy resources.

State two energy resources whose source is not radiation from the Sun.

[2]

State the principle of conservation of energy.

[1]

A small hydroelectric power station has a maximum output power of $MW2.4\text{ MW}$ . This power station operates at maximum power for $h5.0\text{ h}$ .

Define the unit kilowatt-hour ( $kWh\text{kWh}$ ).

Calculate the energy produced by the power station operating at maximum power for $h5.0\text{ h}$ . Give your answer in $kWh\text{kWh}$ .

[2]

Radiation from the Sun is the original source of energy for many energy resources.

State two energy resources whose source is not radiation from the Sun.

[2]

1.7.3 Energy resources

Question 49

Markscheme

1.7.3 Energy resources

Question 49

Markscheme

1.7.3 Energy resources

Question 49

1.7.3 Energy resources Questions

1.7.3 Energy resources

Question 49

1.7.3 Energy resources Questions