Question

vocabulary
in your own words, define the following terms.
1 gravity

2 satellite

3 umbra

key concepts
4 describe what are two phases of a waxing
moon, and how do they appear?

5 identify explain why the moon can be
seen from earth.

6 describe what is the relationship betw
earth, the sun, and the moon in space?

Explanation:

1. Gravity is a force pulling objects toward each other.
2. A satellite is an object orbiting a larger celestial body.
3. Umbra is the darkest part of a shadow with total light blockage.
4. Waxing crescent (thin sliver, increasing) and waxing gibbous (more than half, increasing) are two phases.
5. The moon reflects sunlight, making it visible from Earth.
6. The moon orbits Earth, which orbits the Sun.

Answer:

1. A force that pulls objects toward each other
2. An object that orbits a larger celestial body
3. The darkest part of a shadow where light is completely blocked
4. Waxing crescent (thin sliver of light on the right, growing) and waxing gibbous (more than half lit, growing)
5. The moon reflects sunlight, so its reflected light reaches Earth
6. The moon orbits Earth, and Earth orbits the Sun