Earth, Moon, and Sun - Chapter 1

Front

The study of the moon, stars, and other objects in space is called

Back

Astronomy

Front

The imaginary line that passes through Earth’s center and the North and South poles is Earth’s?

Back

axis

Front

Earth follows a path, or __, as it revolves around the sun.

Back

orbit

Front

The Romans adjusted the Egyptian calendar by adding one day every?

Back

4 years

Front

The sunlight hits the Earth’s surface mostly directly near the?

Back

equator

Front

The strength of the force of gravity between two objects depends on two factors.

Back

mass of the object and the distance between them

Front

The tendency of an object to resist a change in motion is?

Back

inertia

Front

This law states that every object in the universe attracts every other object.

Back

Newton's Law of Universal Gravitation

Front

What two factors keep Earth in orbit around the sun and the moon in orbit around the Earth?

Back

inertia and gravity

Front

About how many days after the last new moon, the cycle is completed, and a new moon occurs again.

Back

29.5