Sun Earth Moon

Front

What are the phases of the Moon during which spring tides occur?

Back

Spring tides occur during the new and full phases of the Moon.

Front

What is the revolution of the Earth?

Back

The revolution of the Earth is the movement around the Sun.

Front

What is the term for the spinning of an object on its axis?

Back

The spinning of an object on its axis is called rotation.

Front

What is the Earth's axis?

Back

The Earth's axis is an imaginary line that goes from the North Pole to the South Pole.

Front

What happens if Earth revolved more slowly?

Back

If Earth revolved more slowly, years would be longer.

Front

What is the difference between rotation and revolution?

Back

Rotation is the spinning of an object on its axis, while revolution is the movement of an object around another object.

Front

What causes the seasons on Earth?

Back

The tilt of the Earth's axis and its revolution around the Sun cause the seasons.

Front

What is a lunar eclipse?

Back

A lunar eclipse occurs when the Earth passes between the Sun and the Moon, blocking sunlight from reaching the Moon.

Front

What is a solar eclipse?

Back

A solar eclipse occurs when the Moon passes between the Earth and the Sun, blocking sunlight from reaching the Earth.

Front

What is the significance of the equator?

Back

The equator is an imaginary line that divides the Earth into the Northern and Southern Hemispheres.