Correct: Light cannot pass through cardboard, The size of the shadow of an opaque object depends on the object distance from the shadow, The size of the shadow of an opaque object depends on the object distance from the source of light, Shadow is formed because light does not pass through opaque objects, The Moon is not a source of light, The Sun is a source of light, Light travels in a straight line, Light from a light house is an example that show light travel in straight line, Transparent object allows all the light to pass through it, Opaque object does not allow any light to pass through it, Incorrect: Light cannot pass through clear glass, The size of the shadow of an opaque object depends on the strength of the source of light, The size of the shadow of an opaque object depends on shape of the opaque object, Shadow is formed because light is bent by opaque objects, Shadow is formed because light is absorbed by an opaque object, Shadow is formed because light consists of various colours, Light cannot pass through clear plastic, Translucent object does not allow any light to pass through it, Opaque object allow all the light to pass through it, Light travel in curve line,

Year 4 Science (Light)

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