Science: 5th grade Holters

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Across
  1. 2. (verb) it is necessary to ... the world to discover new things.
  2. 3. Science helps us understand the ...
  3. 4. We need this energy to make TVs, computers and other devices work.
  4. 6. There are many planets, stars and solar systems in it. It is infinite.
  5. 9. Someone who studies science is a...
  6. 10. We have 5. They are sight, hearing, smell, taste and touch.
Down
  1. 1. the use of knowledge to invent new devices or tools. It makes our lives easier.
  2. 5. When we want to learn about something, we have ...
  3. 7. Animals that have a pair of wings and beaks. Most of them can fly.
  4. 8. The existence of an individual human being or animal.