Answer:
1. F
2. T
3. T
4. T
5. Air is matter because it is a gas composed mostly of nitrogen, oxygen, and argon, and gases do have mass because they’re molecules bouncing around a contained volume (here, the atmosphere). Water vapor, mixed in to some extent with air, is also a gas and therefore has mass.
For 6. I think it's A
Step-by-step explanation: