Question

1- Reflex actions are controlled by the ----------------
2- The ear has -----------parts.
3- ------------is the source of sound energy.
4- Distilled water is used in car-------------
5- Air exerts ---------------
6- The thin layer of air around the sun is called---------------
7- Zuidwal volcano is an ---------------volcano.
8- Magma released from the volcano is called----------

Answer 1

1. Reflex actions are controlled by the spinal cord.

2. The ear has three parts.

3. Vibration is the source of sound energy.

4. Distilled water is used in car batteries.

5. Air exerts pressure.

6. The thin layer of air around the sun is called Corona.

7. Zuidwal volcano is an extinct volcano.

8. Magma released from the volcano is called lava.

Answer 2

Answer:

1 spinal cord

2 three

3 speaker

4 battery

5 pressure

6 atmosphere

7 extinct

8 lava