The Physical World Review

How many continents are found on Earth?

• 10

• 4

• 7

• 15

What percentage of earth's water is salt water?

• 45

• 83

• 52

• 97

What percentage of earth's water is freshwater?

• 97%

• 2%

• 1%

• 3%

Most of Earth's freshwater is in

• polar ice caps

• oceans

• rivers, lakes, and streams

• vapor in the atmosphere

Which country is a low-latitude nation?

• Greenland
• Mongolia
• Argentina
• Nicargua

The Gobi Desert is an example of the rainshadow effect. It is the ______ area created on the _________________ of a mountain.

• wet, windward side
• dry, leeward side
• cold, leeward side
• hot, windward side

Which of the following is correctly paired?

• Low latitudes - mostly cool temperatures
• High latitudes - mostly cold temperatures
• Zero latitudes - mostly cold temperatures
• Middle latitudes - mostly high temperatures

There are different climates on a mountain. This is caused by the effect of ____________.

• latitude on climate
• wind patterns on climate
• elevation on climate
• windfall on climate

During the Summer Solstice, the Southern Hemisphere receives _____________.

• no sunlight
• the most direct sunlight
• the least direct sunlight
• the same amount of sunlight as the Northern Hemisphere

Which of the following best explains how elevation influences temperature?

• Higher elevations experience cooler temperatures compared to lower elevations.

• Higher elevations experience warmer temperatures compared to lower elevations.

• Higher elevations experience very little temperature variation from lower elevations.

• Higher elevations experience varied temperatures depending on proximity to oceans.