Science Flashcard

Front

What absorbs most ultraviolet (UV) rays in the atmosphere?

Back

Ozone absorbs most ultraviolet (UV) rays in the atmosphere, protecting living organisms from harmful effects.

Front

What is the majority of water on Earth?

Back

Salt water makes up about 97% of the Earth's water, primarily found in oceans.

Front

Which of the following is NOT a renewable energy source?

Back

Natural gas is not a renewable energy source; it is a fossil fuel.

Front

What process turns surface water into water vapor?

Back

Evaporation is the process that turns surface water into water vapor in the atmosphere.

Front

Why are the inner and outer planets fundamentally different?

Back

The inner and outer planets are fundamentally different due to their proximity to the Sun during formation.

Front

What is the primary function of the ozone layer?

Back

The primary function of the ozone layer is to absorb the majority of the Sun's harmful ultraviolet radiation.

Front

What is groundwater?

Back

Groundwater is water that is stored beneath the Earth's surface in soil and rock formations.

Front

What is the water cycle?

Back

The water cycle is the continuous movement of water on, above, and below the surface of the Earth.

Front

What are renewable energy sources?

Back

Renewable energy sources are energy sources that can be replenished naturally, such as solar, wind, and geothermal energy.

Front

What is condensation?

Back

Condensation is the process by which water vapor in the air cools and changes back into liquid water.