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Across 3. to see the shape and geology of the Earth’s surface and deduce the geological structures that lie hidden beneath the surface 4. gives a reading of the current ambient air temperature informing the used how hot or cold the weather is 5. provides picture of weather systems from several hundred miles out in space 7. Self-Contained Underwater Breathing Apparatus 11. Global Positioning System; uses satellites to navigate etc. 12. an optical instrument designed to make distant objects appear nearer, 14. measures wind speed and direction 15. Remotely Operated Vehicle 16. used to take field notes of observations of a specific phenomenon they are studying.

Down 1. used to break up rocks, as well as a scale in a photograph 2. substances used to test the quality of water including, pH, dissolved oxygen, phosphates, turbidity… 6. has two basic functions; direction finding and navigation 8. indicates air pressure; rising barometer indicates clearing conditions and a falling one may mean a storm is coming 9. used to identify small mineral crystals and structure in rocks 10. an optical instrument designed to make distant objects appear nearer 13. tell scientists about temperature, precipitation, atmospheric composition, volcanic activity, and even wind patterns