Water Cycle

The sun’s heat causes vast amounts of water to ______ from the ocean as water vapour.

• evaporate

• condense

• freeze

• precipitate

What happens to water vapour in the atmosphere?

• It condenses to form clouds.

• It evaporates into space.

• It turns into solid ice.

• It remains unchanged.

Rain is important for farmers because:

• it provides necessary water for crops.

• it causes soil erosion.

• it increases pest infestation.

• it leads to waterlogging.

Without rain on Earth, which of the following would occur?

• Rivers and lakes would dry up

• Plants would thrive

• There would be more snowfall

• The Earth's temperature would decrease

In 2016, how many tonnes of fish were caught from the Earth's oceans?

• The total amount of fish caught from the Earth's oceans in 2016 was approximately 171 million tonnes.

• The total amount of fish caught from the Earth's oceans in 2016 was approximately 150 million tonnes.

• The total amount of fish caught from the Earth's oceans in 2016 was approximately 200 million tonnes.

• The total amount of fish caught from the Earth's oceans in 2016 was approximately 190 million tonnes.

After chicken, what is the 2nd most consumed meat on the planet?

• Pork

• Beef

• Lamb

• Fish

In Scotland, just under how many people are directly employed as fishers?

• 5,000

• 10,000

• 15,000

• 20,000

Many medicine products come from the oceans. These ingredients help to fight which of the following diseases?

• Cancer and Alzheimer's

• Diabetes and Hypertension

• Asthma and Arthritis

• Influenza and Tuberculosis

What percentage of the energy that reaches the Earth from the sun is absorbed by the surface of the ocean?

• 10%

• 30%

• 50%

• 70%

What is the role of moving currents in the ocean?

• They move warm water to the poles and cold water to the equator.

• They move warm water to the equator and cold water to the poles.

• They only move warm water around the equator.

• They have no role in temperature regulation.