CROSSWORD PUZZLE PHYSICAL SCIENCE

12345678910
Across
  1. 3. Remains at rest or in uniform motion in the same straight line unless acted upon by some external force
  2. 5. An empirical physical constant; used in calculating the gravitational attraction between two objects
  3. 6. Earth is the center of the universe
  4. 7. Formed from a chemical reaction
  5. 9. Newton's Second Law of Motion is the Law of __________
  6. 10. Largest moon of Jupiter
Down
  1. 1. An __________ reaction is any chemical reaction that absorbs heat from its environment.
  2. 2. Happens on March 21; also known as the spring season
  3. 4. __________ Gravitation
  4. 8. A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change