Across
- 3. Something we observe or measure
- 6. light goes through solid matter.
- 7. When an object can transmit most of the light through a window or piece of glass.
- 8. When no light can go through an object
- 12. A rule that would usually happen in class that seems really normal, like being respectful.
- 13. The back of the eye that helps you see light and many cells and sends signals to your brain.
- 15. like a diagram or a smaller version of an object.
Down
- 1. Something we change in an experiment
- 2. When a thick layer of smooth steel is added to the back of glass
- 4. something that can and will produce light that humans and animals can see.
- 5. certain contraptions or inventions work and how the inside of the object looks and feels.
- 9. When matter takes light in and makes heat
- 10. A change in the direction of light because of the matter that it interacts with
- 11. it is a mirror that reflects on one side and on the other side is like a window.
- 14. bounces off solid matter.