question

Decreased performance. Increased performance. No change in performance.

Cumulonimbus. Nimbostratus. Towering Cumulus.

The temperature of the surrounding air is at or below freezing when small drops of moisture fall on the collecting surface. The temperature of the collecting surface is at or below freezing when small droplets of moisture fall on ...

It increases performance. It has no effect on performance. It decreases performance.

Propeller efficiency is decreased. Density altitude does not affect propeller efficiency. Propeller efficiency is increased.

a cloud with extensive vertical development. a rain cloud. a middle cloud containing ice pellets.

cool, dense air moving inland from over the water. warm, dense air moving inland from over the water. water absorbing and radiating heat faster than the land.

Warm, moist air over low, flatland areas on clear, calm nights. Moist, tropical air moving over cold, offshore water. The movement of cold air over much warmer water.

Nimbostratus. Cumulonimbus. Towering cumulus.