Processes of Science

5. The collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets
9. The condition of being protected from or unlikely to cause danger, risk, or injury
10. The gradual movement of the continents across the earth's surface through geological time
11. A written safety protocol, also known as a "Standard Operating Procedure"
12. The branch of science which deals with celestial objects, space, and the physical universe as a whole
14. Of or based on the meter as a unit of length; relating to the metric system
15. The force that attracts a body toward the center of the earth, or toward any other physical body having mass

1. A way of expressing numbers that are too large or too small to be conveniently written in decimal form
2. The action of measuring something
3. A scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact
4. The branch of science that deals with the physical and biological properties and phenomena of the sea
6. Each of the digits of a number that are used to express it to the required degree of accuracy, starting from the first nonzero digit
7. The science that deals with the earth's physical structure and substance, its history, and the processes that act on it
8. The rate at which someone or something is able to move or operate
13. The quality, condition, or fact of being exact and accurate