Mystery Science Mystery 1: Day, Night, & Earth's Rotation

Front

The star around which the Earth orbits is the ______________.

Back

sun

Front

The time in the evening when the sun disappears is called __________________________.

Back

sunset

Front

The time in the morning when the sun appears is called _________________________.

Back

sunrise

Front

The time when it is light or the time between sunrise and sunset is called ____________________.

Back

day

Front

The imaginary line that an object spins or revolves around is called a(n) ___________________________.

Back

axis

Front

What is the term for the movement of the Earth around the sun?

Back

revolution

Front

What do we call the period of darkness after sunset?

Back

night

Front

What is the term for the spinning of the Earth on its axis?

Back

rotation

Front

What is the name of the force that keeps the planets in orbit around the sun?

Back

gravity

Front

What is the term for the time it takes for the Earth to complete one full rotation?

Back

24 hours