The Dynamic Earth
Across
- 2. a rock layer that stores and allows the flow of groundwater
- 3. part of Earth where life exists
- 5. moves energy through space in waves to heat the Earth's surface
- 8. makes up all of the water on or near Earth's surface
- 10. the transfer of energy in the form of heat from a warmer object or a colder object
- 11. cycle the continuous movement of water into the air, onto land and then back to water sources
- 13. system of air
- 15. system both matter and energy are exchanged between a system and the surrounding environment
- 17. system energy enters and leaves the system, but matter does not
- 18. layer beneath the crust
Down
- 1. gases gases in our atmosphere that trap heat
- 4. consists of rock, air, water and living things that all interact with each other
- 6. water a little more that 3 percent of all water on Earth
- 7. smaller streams or rivers that flow into larger ones
- 9. a break in the Earth's crust along which blocks of the crust slide relative to another
- 10. the Earth's thinnest layer
- 12. the solid part of Earth that consists of all rock, as well as the soils and loose rocks on Earth's surface
- 14. a molecule made up of three oxygen atoms
- 16. water covers a little over 70 percent of the Earth's surface