Materials and their common use ii

BASIC SCIENCE JSS2 first term

Sub-Theme: Safety

WEEK 6

Materials and their common use II

Performance objectives

Students should be able to:

1. State the common uses of ceramics and glass.
2. State the uses of plastics.

Content

Uses of ceramics

Due to the fact that ceramics can withstand very high temperature, they are used in making furnace. A furnace is a structure or apparatus in which a lot of heat is generated. While the water in kettle boils at 100⁰c, iron melts at 1536⁰c. Ceramics can withstand even higher temperature.

Ceramics can carry heavy loads and as a result of this property, we use brick and cement block to build houses. The wall of any building carries the…