This looks harder than it is!

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Across
  1. 1. A visual representation of events in chronological order, often used to show important events in history.
  2. 3. The map ____ tells you what the symbols on a map mean.
  3. 8. A comparison that does not use "like" or "as."
  4. 9. A word used to modify a noun or pronoun. Hint: "red" is one! "nice" is one!
  5. 12. The inverse, or opposite, of subtraction.
  6. 13. The inverse, or opposite, of multiplication.
Down
  1. 2. A type of sentence that includes a command or instruction.
  2. 4. A number that represents a part of a whole or the division of one number by another.
  3. 5. The "who" or "what" of a sentence.
  4. 6. The study of past events, especially human events.
  5. 7. "kilo" means 1,000. So, a "kilogram" is 1,000 ______.
  6. 8. The scientific _______ is the steps scientist use to answer questions and solve problems in the natural world.
  7. 10. Although the US Customary System uses inches, pounds, and gallons, most of the world uses meters, grams and liters. Most of the world uses the ______ system.
  8. 11. A person, place, or thing.
  9. 14. A word used to describe an action or state of being. Necessary for predicates. Hint: "run" is one! "is" is one!