Science review

Front

Which layer of the atmosphere does all weather occur?

Back

Troposphere: The lowest layer of Earth's atmosphere where all weather events take place.

Front

Which layer of the atmosphere helps us by burning up incoming meteors?

Back

Mesosphere: The layer above the stratosphere where meteors burn up upon entering Earth's atmosphere.

Front

What is Venus often referred to as in relation to Earth?

Back

Earth's twin: Venus is called Earth's twin because they are similar in size and composition.

Front

What is the term for the place within an ecosystem where an organism lives?

Back

Habitat: The natural environment in which a species or community of organisms lives.

Front

What is the sphere that consists of layers of gases surrounding Earth?

Back

Atmosphere: The layer of gases that surrounds the Earth, essential for life.

Front

What is the term for the role an organism plays in its ecosystem?

Back

Niche: The specific role or function of an organism within its ecosystem.

Front

What is the definition of a biosphere?

Back

Biosphere: The global sum of all ecosystems, where life exists on Earth.

Front

What is the difference between a population and a community?

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Population: A group of individuals of the same species living in a specific area. Community: Different populations of various species living together in a specific area.

Front

What is the primary function of the stratosphere?

Back

Stratosphere: The layer of the atmosphere above the troposphere, containing the ozone layer that protects Earth from harmful UV radiation.

Front

What is the significance of the ozone layer?

Back

Ozone Layer: A region in the stratosphere that absorbs most of the Sun's harmful ultraviolet radiation.