Across
- 3. the planet closest to the sun
- 5. this object tells the time of day based on its shadow
- 6. The sun is _____ in the summer than it is in the winter.
- 7. what is measured by the time it takes for the earth to make one orbit around the sun
- 10. A shadow is _____ in the winter than it is in the summer.
- 12. The sun's light must travel through _____ air in the evening than it does at noon.
- 13. The _____ moves in the sky during the day to change the way it hits a building, which changes the length of the buildings shadow during the day, even though the building doesn't move.
Down
- 1. what is measured by the time it takes for the earth to make one rotation.
- 2. the planet farthest from the sun
- 4. The earth's _____ causes it to appear that the sun is moving across the sky.
- 8. We move quickly (even when sitting still) because the _____ rotates quickly, and we rotate with it.
- 9. the color of light which is most likely to bounce off the particles in the air
- 11. A tree's shadow is the shortest at _____.