Page 32 - prim 5 booklet 2025 modified
P. 32

Delta Modern Language Schools
Science department
Grade 5
1st term 2024 -2025

                    Copper

Physical properties:-

1-Good conductor of heat.
2-Good conductor of electricity.
3-Can be stretched into thin and flexible wires.

►Conduction: ability of matter to pass heat and electricity through it.

Uses of copper- :

-It is used in making:

1 -Electric wires.

2 -Cooking pans.

Wood :- can’t be easily stretched and doesn’t conduct electricity

Material Properties                Uses

Rubber 1-Flexible

       2 -Waterproof.

Glass  1 Smooth.
       2 -Transparent.

Steel  1-Hard.
       2 -Strong.

                               32
   27   28   29   30   31   32   33   34   35   36   37