Science Review #2

Front

What is responsible for a 365-day year?

Back

Revolution - The Earth's orbit around the Sun takes approximately 365 days, which defines a year.

Front

Which sphere includes all of the Earth's water, ice, and water vapor?

Back

Hydrosphere - This term refers to all the water found on, under, and above the surface of the Earth.

Front

What happens to stars that are closer to Earth?

Back

Stars closer to Earth appear brighter than those that are further away.

Front

What is the mixture of gases that surround a planet called?

Back

Atmosphere - It is the layer of gases surrounding a planet, essential for life.

Front

What does 'Geo' mean?

Back

Earth - The prefix 'Geo' is derived from the Greek word for Earth.

Front

What is the term for the layer of Earth that includes landforms like mountains and valleys?

Back

Geosphere - This includes all the solid land on Earth.

Front

What is the term for the living organisms on Earth?

Back

Biosphere - This encompasses all ecosystems and living beings.

Front

What is the Earth's axis?

Back

The imaginary line that the Earth rotates around, tilted at an angle of 23.5 degrees.

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of the Earth on its axis, while revolution is the orbit of the Earth around the Sun.

Front

What is the significance of the Earth's tilt?

Back

The tilt of the Earth affects the seasons, causing variations in climate throughout the year.