Sources and uses of heat and light

(a)   and light are forms of energy.

We use heat for (a)   food.

The (a)   is the main source of heat and light.

(a)   helps to see the objects around us.

Heat makes us feel (a)   .

The sun is the main source of heat and light.

• True

• False

Most sources of heat are also the sources of light.

• True

• False

We use light for making our body warm.

• True

• False

Plants prepare their food in the presence of sunlight.

• True

• False

We get heat from a torchlight.

• True

• False