EVERYDAY USES OT HEAT BS 3

INTRODUCTION

Heat is a form of energy.
Heat can move from one place to another and can be used to do a lot of work.it is important to explore uses of heat.

THE LESSON OBJECTIVE

By the end of this lesson, the learner will be able to:
Know everyday uses of heat

SOME USES OF HEAT.

1. Ironing :

Heat is produced in electric iron when electricity flows through it. A burning charcoal in iron box iron makes the iron hot. A heated electric iron is used to iron clothes. Tailors and seamstress use heat to iron clothes.
2. Cooking:

 Heat from burning fire from charcoal , firewood or petroleum products such as gas is used for cooking.
3. Heating of water:

We use hot water a lot. Heat from burning charcoal or stove or electric stove is used to heat water.
4. Drying of crops:

Heat from the sun is used by Farmers to dry crops such as cocoa, maize and pepper.
5. Drying of hair: 

Hairdressers use heat from a
dryer to dry the hair of people.
6. Shaping of metals:

Blacksmiths use heat to heat metals to make them soft before shaping the metals.
7. Heath care:

Nurses use warm, moist compresses and packs to apply moist heat to an area to allow blood circulation,ease pain and treatment of wounds.

IMPORTANT THINGS TO REMEMBER

There are several uses of heat . some include heating , cooking, ironing, drying and shaping metals.

END OF THE LESSON EXERCISE.

1. List four applications of heat.
2. In what ways do Farmers use heat?
3. In what way do tailors use heat in their work ?