1) Shadow is................. a) a source of light b) a dark shape c) a type of energy 2) A shadow is formed when...... a) there is no source of light b) the place is bright c) an object blocks the light 3) Opaque materials........... a) let light pass through  b) Let some light pass through c) don't let light pass through 4) Translucent materials....... a) Let light pass through b) Let some light pass through c) Don't let light pass through 5) Transparent materials........ a) Let light pass through b) Let some light pass through c) Don't let light pass through 6) Objects we use to make something else are called........ a) Transparent b) Sources of light c) Materials 7) When the source of light is up, the shadow will go....... a) up b) to the right c) down 8) When the source of light is down, the shadow will go...... a) down b) to the left c) up 9) When the source of light is on the left side, the shadow will go........  a) to the left b) to the right c) down

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