Space Lessons 1-3 Assessment Earth

Front

What are the equinoxes?

Back

The equinoxes are the times of the year when day and night are of approximately equal length, occurring in March and September.

Front

What is the tilt of Earth's axis?

Back

Earth's axis is tilted at an angle of 23.5 degrees.

Front

Why is the Equator the warmest part of Earth?

Back

The Equator is warmest because it receives the most direct sunlight throughout the year.

Front

What causes the seasons on Earth?

Back

The seasons are caused by Earth's tilt and its revolution around the Sun.

Front

What causes day and night on Earth?

Back

Day and night are caused by the rotation of Earth on its axis.

Front

What is Earth's revolution?

Back

Earth's revolution is the movement of Earth around the Sun, taking approximately 365.25 days to complete one orbit.

Front

What is the difference between rotation and revolution?

Back

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

Front

What happens during a solstice?

Back

During a solstice, one hemisphere experiences the longest day of the year while the other experiences the shortest day.

Front

What are the two solstices?

Back

The two solstices are the summer solstice (around June 21) and the winter solstice (around December 21).

Front

How does Earth's tilt affect climate?

Back

Earth's tilt affects climate by changing the angle and intensity of sunlight received at different latitudes throughout the year.