Energy Unlock 4 R&W Unit 8 - Reading 1

3.1 A versatile source of energy which will last forever, but which cannot work 24 hours a day

• hydropower

• wind

• solar

• biomass

3.2 A type of energy which produces greenhouse gases, but which disposes of waste

• wind

• solar

• biomass

• geothermal

3.3 This is based on steam-powered turbines, is cheap to operate, but expensive to set up

• solar

• geothermal

• hydropower

• wind

3.4 A type of energy which may require people to relocate

• geothermal

• hydropower

• wind

• solar

3.5 A type of energy which may be more common in countries with deserts or near the equator.

• hydropower

• wind

• solar

• biomass

3.6 A type of energy which is expensive to begin with, although the technology is relatively basic

• wind

• solar

• biomass

• geothermal

3.7 A type of energy which may be a threat to birds, and put wildlife in danger

• wind

• biomass

• geothermal

• hydropower

3.8 A type of energy which is efficient and which can be released as required

• biomass

• hydropower

• geothermal

• wind

4.1 Wave-power machines struggle to cope with harsh marine environment

• solar

• biomass

• geothermal

• hydropower

4.2 Rare eagle struck by newly constructed turbine

• geothermal

• biomass

• solar

• wind