Where Water Comes From

Which of the following is not included in the water cycle?

• Evaporation
• Condensation
• Infiltration
• Refrigeration

What state is water in during the evaporation stage?

• vapour
• gas
• liquid
• solid

Which of the following best defines condensation?

• Water that has been evaporated by the sun
• A part of the ocean
• Water vapour that is in the process of cooling
• Water that connects the river to the ocean

Where does the water cycle start/renew?

• Water droplets falling as rain
• Water being evaporated by the sun
• Water vapour turning back into a liquid through condensation
• Water runoff on land

In frontal rainfall, what does hot air do?

• Merge with cold air
• Rise and wedge the cold air underneath
• Gets wedged under the cold air
• Depends on the weather at the time

"Permeation of a liquid into something by filtration," best defines:

• Runoff
• Infiltration
• Precipitation
• Condensation

What percentage of the world's water is safe to drink?

• 37%
• 0.07%
• 77%
• 0.37%

Which of the following is the main way that water makes its way to oceans and lakes?

• Evaporation
• Dams
• Rivers and streams
• Runoff

Some of the precipitation that falls on land returns to the rivers, lakes and oceans as:

• Infiltration
• Runoff
• Frontal rainfall
• The water cycle

Which of the following best describes the process leading to orographic rainfall?

• Two air masses meet
• Warm air rapidly rises
• Air is forced to rice
• Warm air expands