Science Quiz 10 Due March 1

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Across
  1. 4. close to keep dust and other objects out of your eye
  2. 6. – the black hole in the center of the eye that becomes smaller or larger to control the amount of light that enters the eye
  3. 7. – the part of the eye that focuses the picture you see
  4. 10. – a structure in your body (made from tissue) designed to do an important job
  5. 12. work like window screens and help keep dust and dirt out of your eyes
  6. 14. – the ring of muscles that controls the size of the pupil the colored part of the eye
  7. 15. – the part in the back of the eye where the picture is made it is connected to the optic nerve
  8. 16. of your brain controls the right side of your body and the right side of your brain controls the left side of your body
  9. 18. – the parts of your body that help you respond to the world around you- the eyes, ears, tongue, nose, and skin
  10. 19. – the smallest parts of the body often called your “building blocks”
  11. 20. – the network of nerves that includes the brain, the nerves, and the spinal cord
Down
  1. 1. the ability to see, hear, taste, smell, and touch
  2. 2. the nerve that carries the message of sight to the brain
  3. 3. – a group of cells working together
  4. 5. – a bundle of nerves found in your backbone
  5. 7. helps us see
  6. 8. – organs working with parts of your body that help it in a certain way
  7. 9. – the control center of your body
  8. 11. – the cells that carry messages to and from your brain
  9. 13. Your body is made of
  10. 17. help to wash out any dirt or dust that got into the eye