Page 124 - EVS Class 04

* The basic material used to make houses, buildings and bridges is brick.
* Bricks are made of clay.
* Ancient houses were made of mud having thatched roofs.

* Many people who are skilled in different jobs work together to construct a house
or a building.
* There are many types of bridges – beam bridge, arch bridge, suspension bridge,
cantilever bridge and bamboo bridge.

A. Answer the following questions.

1. Name the different people who help in building a house.

2. What is a cantilever bridge?

3. How is a brick made?
4. Why do bridges need to be strong?

B. Fill in the blanks.

1. A _________________ lays the water pipes and taps in the house.

2. The design of a building is called a _________________ .
3. The dried bricks are burnt in a _________________ .

4. The _________________ helps the mason.

5. _________________ bridge is the simplest type of bridge.

C. Choose the correct option for the following.
1. Where are bricks baked?

a) Bakery b) Shop

c) Kiln d) None of these
2. A strong structure that enables us to cross a river is a:

a) road b) bridge

c) highways d) canal

A. Make a chart on different types of bridges. Hang it in your classroom.

B. Make a bridge with sticks over a shoe box.

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