Unit Test: Water

Which of the following are the processes in the Water Cycle?

I Evaporation

II Condensation

III Precipitation

IV Collection

• I, II and IV only

• I, III and IV only

• II and III only

• All of the choices

Water on Earth is continuously going around from the land to the sky and back again. We call this the _____ _____.

What causes the water sources like rivers, seas and oceans to evaporate and become water vapor?

• The light from the Moon.

• The heat of the Sun.

• The light of the other stars.

• The light from the other planets.

Plants and animals lose water from their leaves and body sweat as water vapor. This process is called ______________.

Which of the following is not a part of transpiration?

• Breathing

• Sweating

• Eating

• Urinating

It is the process by which the water vapor turns to droplets of water. This is called __________.

This is the process by which the water turns to gas or water vapor. This is called _________.

This is the process by which the condensed water droplets fall as rain, snow or hail. This is called _________.

The tiny water droplets in condensation combine and form _______.

The clouds become heavy when there are too many water droplets. When that happens, the water droplets fall back to the Earth due to __________ in the form of rain.

• mass

• weight

• heat

• gravity