The Earth, Sun, and Moon
Let’s Start Where We Live
- 70% covered by water
- 30% covered by land masses
- Orbits around the sun
- Atmosphere made up of nitrogen and oxygen
What is that thing in the sky at night?
Moon
- Gray, rocky ball
- Mountains, plateaus, and craters
- Less gravity than Earth
- No weather
- No air
- No liquid water
- Lifeless
What is that bright ball of light?
Sun
- Our closest star
- Over 4 billion years old
- Sun spots
- Solar flares
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