Oxford EAP A2 7B and 7C

Match the following

• thermal

• Sun

• solar

• heat

• photo

• life

• bio

• water

• hydro

• light

​ (a)   governments should develop more wind farms in the future. Some people say wind turbines are noisy and ​ (b)   , but to me they're clean and ​ (c)   ! According to one survey, ​ (d)   people in the UK support wind farms. Why ​ (e)   there more wind farms?

• I think
• ugly
• beautiful
• 6 out of 10
• aren't
• is
• reliable
• 20
• 1994

Solar energy is often used in hot climates for generating electricity. This diagram shows how the process works. ​ (a)   , the Sun ​ (b)   a solar PV panel. This generates electricity and a battery stores it. ​ (c)   , the power ​ (d)   by an inverter and ​ (e)   the electricity is used in the house. Overall, it's a clean, efficient way to generate electricity.

• First of all
• heats
• Next
• is converted
• finally

1. Rainwater​ (a)   behind a dam by people.

2. It ​ (b)   by people to turn turbines.

3. Now, more than 5% of the UK's electricity ​ (c)   by windfarms.

4. Biofuels ​ (d)   by transportation.

5. Also, some plants ​ (e)   by people in thermal power stations.

• is stored
• is turned
• is produced
• is used
• are burned

Nowadays, wind energy ​ (a)   in many countries. First, the wind ​ (b)   a turbine and this ​ (c)   electricity. Some wind turbines ​ (d)   on land and others ​ (e)   at sea.

• is used
• turns
• generates
• are located
• are built
• use
• is turned
• is generated
• locates
• build

In Northern Ireland, a tidal power station ​ (a)   energy to the town of Strangford. The station ​ (b)   SeaGen and it ​ (c)   enough energy for over 1,000 homes. SeaGen ​ (d)   to the bottom of the sea and its turbines ​ (e)   by the strong tides and waves.

• provides
• is called
• produces
• is fixed
• are driven
• is provided
• calls
• is produced
• fixes
• drive

1. When two chemicals ​ (a)   , they can produce gas.

2. Food ​ (b)   in a microwave oven with radiation.

3. In hydroelectric power stations, the turbines ​ (c)   by water.

4. The internet ​ (d)   to our homes by fibre-optic cables.

• are combined
• is heated
• are driven
• is connected
• drive

1. Off-shore wind turbines ​ (a)   at sea on large concrete blocks.

2. Cocoa beans ​ (b)   in the Ivory Coast and exported to make chocolate.

3. When coal ​ (c)   , it produces waste gasses.

4. In photosynthesis, carbon dioxide ​ (d)   into oxygen by plants.

• are built
• are grown
• is burnt
• is transformed

Sunflowers are often grown for oil and used in cooking, but they are also used as biofuel. ​ (a)   , the sunflowers are planted in early spring. ​ (b)   the seeds are ready (normally in the early autumn), they are picked and ​ (c)   they are taken for processing. The seeds are pressed to produce oil and ​ (d)   the oil is transformed into biofuel for transportation. ​ (e)   , biofuel from sunflowers is more expensive than other types of biofuels, but it offers and environmentally friendly alternative to petrol.

• First of all
• When
• then
• finally
• In general