#2 Midterm Practice 2024 Earth's Systems Flashcard

Front

Which process in the water cycle involves liquid water turning into water vapor?

Back

Evaporation

Answer explanation

The process of evaporation involves liquid water turning into water vapor due to heat. This is a key step in the water cycle, distinguishing it from precipitation (falling water) and condensation (vapor turning back to liquid).

Front

What type of landform is created by deposition at the mouth of a river?

Back

Delta

Answer explanation

A delta is formed by the deposition of sediment at the mouth of a river, where it meets a body of water. This process creates a landform characterized by a triangular or fan shape, distinguishing it from plateaus, canyons, and valleys.

Front

Which sphere interacts with the hydrosphere during a hurricane?

Atmosphere, Geosphere, Biosphere

Back

All of the above

Answer explanation

During a hurricane, the hydrosphere (water) interacts with the geosphere (land), atmosphere (air), and biosphere (living things). Therefore, all spheres are involved, making 'All of the above' the correct answer.

Front

What is a watershed?

Back

An area of land that drains into a specific river

Answer explanation

A watershed is defined as an area of land that drains into a specific river, collecting all the water that flows into that river from rain, snowmelt, and other sources. This makes the second choice the correct answer.

Front

Which of the following is considered surface water? Aquifers, Rivers, Wells, Groundwater

Back

Rivers

Answer explanation

Rivers are considered surface water as they flow on the Earth's surface. In contrast, aquifers, wells, and groundwater are all forms of subsurface water, not directly exposed to the atmosphere.

Front

What percentage of Earth's water is salt water?

Back

97%

Answer explanation

About 97% of Earth's water is salt water, primarily found in oceans. This leaves only about 3% as fresh water, making salt water the dominant type of water on our planet.

Front

Which type of map shows detailed elevation changes using contour lines?

Back

Topographic map

Answer explanation

A topographic map shows detailed elevation changes using contour lines, which represent different heights above sea level. This allows for a clear understanding of the terrain, unlike climate, political, or road maps.

Front

What are constructive forces responsible for?

Back

Building up Earth's surface

Answer explanation

Constructive forces are geological processes that build up Earth's surface, such as volcanic activity and sediment deposition. This is why the correct answer is 'Building up Earth's surface'.

Front

Which weather phenomenon is caused by rapidly spinning columns of air?

Back

Tornadoes

Answer explanation

Tornadoes are caused by rapidly spinning columns of air that form during severe thunderstorms. Unlike hurricanes and cyclones, which are larger systems, tornadoes are localized and can develop quickly, making them unique weather phenomena.

Front

What is the main cause of hurricanes?

Back

Warm ocean water

Answer explanation

The main cause of hurricanes is warm ocean water, which provides the necessary heat and moisture to fuel these powerful storms. Other options like strong winds, icebergs, and high pressure systems do not directly cause hurricanes.