1) What does dim mean? a) Shiny b) Bright c) Not bright 2) What are lighthouses for? a) Communication with ships? b) A house that brings in a lot of natural light c) A giant party 3) What is energy? a) A basketball team b) The power to do work c) electricity 4) What is our main source of light? a) Electricity b) Moon c) Sun 5) What are light waves? a) When you do the dance move the wave, and it's light outside b) a rainbow c) beams of energy you can see with your eyes 6) Why is the rainbow full of different colors? a) Different sizes of waves cause different colors b) red is the best color so it's longer c) Water particles 7) What is matter? a) Volume and density b) anything that takes up space c) weight of something 8) Where does light enter the eye? a) Iris b) Cornea c) Pupil 9) What is a glossary? a) Definitions in the back of the book b) Contents that show you what page things are on c) In the back, the place that shows you what page certain words are on 10) What is a key word? a) The heading at the top of a page b) Bold word or a word in a different color, that you need to know c) The box that says fun facts

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