Question

Activity 11.13
- Sit in small groups.
- Discuss various ways of energy conversion
in nature.
- Discuss following questions in your group:
(a) How do green plants produce food?
(b) Where do they get their energy from?
(c) Why does the air move from place to
place?
(d) How are fuels, such as coal and
petroleum formed?
(e) What kinds of energy conversions
sustain the water cycle?

Answer 1

Answer:

a) the green plants produce food by the process of photosynthesis.

b)they get energy from the sunlight and soil

c) the air move from one place to another because they aren't solid..they are in gaseous form.

d)by millions of years, they get formed .

e) kinetic energy

Answer 2

Answer:

sit in small group

discuss various ways of energy conservation in nature

1