unit 1-3

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Across
  1. 3. change in an object’s motion (speed and / or direction); caused by unbalanced forces; measured in m/s2
  2. 4. the measure of how acidic or basic a solution is
  3. 8. a mixture that is uniform throughout
  4. 9. a pure substance made by chemically combining two or more elements; represented by a chemical formula
  5. 13. matter is not created or destroyed, only rearranged
  6. 14. a mixture that is not uniform throughout
Down
  1. 1. substances that contain hydroxide and have a pH over 7
  2. 2. substances that contain hydrogen and have a pH under 7
  3. 3. the property of water that causes it to stick to other objects
  4. 5. the explanation of how the particles of matter (atoms and molecules) are recombined during a chemical change, resulting in the formation of new substances
  5. 6. a representation of a chemical reaction using chemical symbols, numbers, and a symbol →
  6. 7. the property of water that causes it to stick to itself
  7. 10. action – water seems to climb up small tubes due to adhesion
  8. 11. the cohesive property of water that causes it to resist external force
  9. 12. pure substance that cannot be broken down chemically into simpler substances