3rd Nine Weeks Test Review

Which of these conditions is MOST responsible for Earth having an environment that supports life?

• oceans regulating climate on land

• the percentage of nitrogen in the atmosphere

• water that exists in all three physical states of matter

• erupting volcanoes moderating atmospheric temperatures

What characteristic of Earth allows water to exist as a liquid?

• the tilt of the planet on its axis

• the rotation of the planet on its axis

• the orbit of the planet around the Sun

• the distance between the planet and the Sun

How does Earth’s distance from the Sun MOST affect Earth’s water and enable life to exist?

• It permits liquid water.

• It allows water to freeze.

• It changes water’s specific gravity.

• It allows water to be salty or fresh.

Which of the following is a reason life in the outermost planets is less likely than life on planets nearer the Sun?

• They have too little mass.

• They have too much mass.

• Their surfaces are extremely hot.

• Their surfaces are extremely cold.

Which statement describes MOST groundwater?

• Groundwater is found in underground lakes, rivers, and streams.

• Groundwater is found in the spaces between rocks, gravel, and sand.

• Groundwater is isolated from surface water and moves in its own cycle.

• Groundwater is sequestered below the surface for years or decades at a time.

Why is it NOT a safe practice to place a fuel depot over an aquifer?

• A. Aquifers are too high up in the mountains.

• B. The weight of the depot is too great over the aquifer.

• C. The fumes escaping from the fuel depot are explosive.

• D. If the fuel leaks, the water in the aquifer will become contaminated.

Which human activity would have the greatest positive impact on the water quality of a stream?

• releasing warm water into the stream

• driving cars through the stream

• reducing use of fertilizers near the stream

• increasing use of chemicals near the stream

Humans can do many things to impact the environment. Which of these is an example of how humans negatively impact the environment?

• planting more trees

• burning less fossil fuel

• reducing beach erosion

• increasing water runoff

The Great Miami Aquifer is a large underground water supply that lies under much of southwest Ohio. The water level of the aquifer could be reduced over time by too much

• rainfall.

• pollution.

• irrigation.

• evaporation.

India was once its own continent. According to the theory of continental drift, India has collided with and become part of the continent of Asia. This caused to form.

• large mountain ranges
• deep ocean trenches

• vast deserts

• wide plains