Question

State whether True or False (T/F).
Carbon dioxide cannot be used as a fire extinguisher as it
supports burning
2. Moving air is called wind,
3. The composition of air varies from place to place,
4. Air is a compound,
5. Dry Ice is a good refrigerating agent
6, Helium is used in radiotherapy for the treatment of cancer
​

Answer 1

Answer:

1. False

2. True

3. True

4. False

5. True

6. True

Answer 2

Answer:

1. False

2. True

3. True

4. True

5. True

6. Sorry, don't know

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