Renewable sources of energy and climate house

The primary source of energy on our planet is

• the sun

• the earth

• fossil fuels

• renewable

Solar power is generated directly from

• sunlight

• solar panels

• wind

• photovoltyaic panels

Solar enegy can be converted into

• heat, electricity and power

• heat

• electricity and heat

• electricity

Renewable energy

• does not finish

• does not pollute

• is clean

• all of the other options

Is solar power renewable?

• Yes

• No

• Sometimes

• Only in some places

Renewable means

• unlimited

• polluting

• that it will expire

• can be reproduced

Does solar energy have any disdvantages?

• Yes

• No

• Sometimes

• Only in some places

Drawbacks of solar energy are:

• it is not always available

• it is polluting

• it is still quite expensive

• all ot the other options

Solar power for heating can be

• active or passive

• mechanical or non mechanical

• direct or indirect

• expensive or cheap

Solar power for heating is passive when

• no mechanical components are used to move heat around

• there is no sun (at night)

• in winter

• some mechanical components are used to move heat around