A. Identify each of the following sentences as simple, compound, complex, or compound-complex. 1. I recently received a barometer as a present.

2. The miles of air above our heads has weight, and it presses down.

3. The pressure of that weight is what causes air pressure.

4. At high altitudes, less air presses down, so the air pressure is less there.

5. I have not figured out how meteorologists use air pressure to predict the weather, but I am
researching that.