3.1b Different Energy

Question 1

What are primary energy sources?

Answer 1

Includes energy found in natural resources for example coal,crude oil or wind

Question 2

What is Secondary energy ?

Answer 2

Primary energy converted into a more convenient form usually electricity.

Question 3

Which of the following is NOT a type of renewable energy…

Biomass
geothermal energy
crude oil

Answer 3

crude oil

Question 4

What are some of the environmental costs of using coal?

Answer 4

Releases large amounts f carbon dioxide and other pollutants contributing to climate change and atmospheric pollution

Question 5

Why is carbon capture technology not ideal?

Answer 5

• expensive therefore not available for every country to reduce their carbon emissions since not everyone can afford it
• not encouraging an attitudinal fix but rather a short term solution

Question 6

What percentage is gas going to contribute to the projected primary energy demand by 2030?

Answer 6

Its contribution to the total primary energy demand is projected to rise to 25% by 2030

Question 7

How much of the oceans’ solar energy is going to supply the daily energy consumption of the US?

Answer 7

Less than 0.1% of the oceans’ solar energy would supply more than 20 times the daily energy consumption of the US