What does precipitation means?

• All forms of water that reaches the atmosphere from the earth.

• All forms of water reaching the earth from the atmosphere.

• Rainfall that falls from the sky into the underground.

• Water vapour that condenses and form a thick cloud.

What are the factors that DO NOT influence precipitation?

• Wind velocity

• Atmospheric pressure

• Ground surface

• Water quality

Rain that has an intensity (or falling velocity) of 5 mm/h is considered as

• Light

• Moderate

• Heavy

• Drizzle

Rain that has an intensity (or falling velocity) of 2 mm/h is considered as

• Light

• Drizzle

• Heavy

• Moderate

Rain that has an intensity (or falling velocity) of 8 mm/h is considered as

• Hail

• Light

• Moderate

• Heavy

A weather system with large high pressure region and surrounded by circular wind motion is called ...

• Cyclone

• Anticyclone

• Convective precipitation

• Orographic precipitation

Cyclone is also known as the answers below EXCEPT...

• Tropical cyclone

• Typhoon

• Tornado

• Hurricane

The terms 'windward' and 'leeward' are often used to describe the formation of ...

• Cyclone

• Anticyclone

• Convective precipitation

• Orographic precipitation

An example of a non-recording rain gauge is ...

• Henry's

  rain gauge

• Smith's

  rain gauge

• Philip's

  rain gauge

• Symon's

  rain gauge

The following are types of recording rain gauge EXCEPT ...

• tipping bucket type

• rotating drum type

• weighing bucket type

• natural syphon (float type)