Earth's Systems Quiz #2 2025

Where can ocean currents exist?

• Deep below the surface of the ocean
• On the surface of the ocean
• Both of the above

Surface currents are most often caused by:

• Wind
• Density
• Temperature
• All of the above

Deep ocean currents are most influenced by:

• Wind
• Density
• Temperature
• Both b and c

What would the climate in Western Europe be like if there were no ocean currents in the Atlantic Ocean?

• It would be warmer in Western Europe
• It would be cooler in Western Europe
• It would be drier in Western Europe
• There would be no difference

What type of clouds are found below 6,000 feet and are considered “low clouds?”

• Alto clouds
• Stratus clouds
• Cirrus clouds
• Vertical clouds

What type of cloud is associated with thunderstorms and lightning?

• Stratocumulus
• Altocumulus
• Cirrostratus
• Cumulonimbus

What causes wind?

• Uneven heating of Earth’s surface
• Even heating of Earth’s surface
• Earth’s rotation
• Earth’s revolution around the sun

What biome/environment do you find at the high and dry belts?

• Tundra
• Deserts
• Temperate forests
• Tropical rainforests

What is the cause of the Coriolis effect?

• Radiation from the sun
• The Earth’s rotation
• Wind
• The Earth’s revolution

What latitude is the equator?

• 0 degrees
• 30 degrees
• 60 degrees
• 90 degrees