Super crossword

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Across
  1. 3. A system of rules that allow us to structure sentences.
  2. 4. An input device that allows a person to enter letters, numbers, and other symbols (these are called characters) into a computer.
  3. 7. A shape formed when three straight lines meet.
  4. 8. The computer's physical parts.
  5. 10. The process by which plants make their food using sunlight, water, and carbon dioxide.
Down
  1. 1. The distance around the outside of a shape.
  2. 2. Growing and harvesting crops and raising animals, or livestock.
  3. 5. A word that can modify or describe a verb.
  4. 6. It controls thought, memory, emotion, touch, motor skills, vision, breathing, temperature, hunger, and every process that regulates our body.
  5. 9. The state of the air and atmosphere at a particular time and place