PUZZEL

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Across
  1. 2. I have no color, shape, or smell.Life on Earth cannot exist without me.
  2. 4. It changed the smartphone forever.Its logo is half-eaten.
  3. 7. Rust is my biggest enemy.I become stronger when mixed into steel.
  4. 8. I am known as the king of the jungle. My mighty roar can be heard from far away.
  5. 9. I help you find hidden destinations.North is usually at my top.
  6. 10. I follow commands with precision.I don't eat or sleep like people
Down
  1. 1. I hang on walls or fit in your pocket.Important dates are marked on me.People check me before making plans.
  2. 3. I am home to billions of stars.Planets, dust, and gas travel within me.
  3. 5. A cube of two.I am an even number.Spider legs match my value.
  4. 6. I let sunlight brighten your room.You can look through me without opening the door.