Planet Earth And Beyond Flashcards
1
Q
What is astronomy
A
Scientific study of objects in the universe
2
Q
How does earth depend on the earth
A
The earth needs energy from the sun to sustain life.
This energy is used directly by plants to make food, this called photosynthesis
3
Q
What holds the moon in its orbit
A
The pull of earth’s gravity
4
Q
What causes tides on earth
A
Gravity of the moon
5
Q
Fill in:
✏️ and ✏️ influence life on earth. The sun is the most important ✏️. Earth revolves around the ✏️ in a constant path, ✏️.
A
Sun Moon Star Sun Orbit
