Chapter 2: Precipitation

Question 1

That part of atmospheric moisture that falls on the earth surface.

Answer 1

Precipitation

Question 2

Enumerate the 10 types of precipitation.

Answer 2

1. Rain
2. Ice crystals
3. Sleet
4. Freezing rain
5. Snow
6. Snow grains
7. Graupel
8. Hail
9. Drizzle
10. Freezing fog

Question 3

Formation of precipitation

Explain the sublimation nuclei.

Answer 3

1. Starts as water vapor
2. converted to droplets
3. condensation (ice crystals)
4. droplets becomes heavy
5. rainfall

Question 4

Formation of precipitation

a process of artificially nucleating clouds to induce precipitation.

Answer 4

Cloud seeding

Question 5

Give 4 types of precipitation.

Answer 5

1. Convective precipitation
2. Frontal precipitation
3. Orographic precipitation
4. Cyclonic Precipitation

Question 6

Air is drawn upwards by convective action.

Answer 6

Convective precipitation

Question 7

When warm air is lifted over cooler air by frontal passage.

Answer 7

Frontal Precipitation

Question 8

When air mass rises to pass a mountain range.

Answer 8

Orographic precipitation

Question 9

Instrument to measure rainfall.

Answer 9

Rain gauge

Question 10

The simplest method of determining areal average rainfall by averaging the rainfall depths recorded.

Answer 10

arithmetic average