Shadows can be formed only when ____________is available., light, object, both a and b, The shadow is big when_______________________________, the source of light is near to the teddy bear, the source of light is far from the teddy bear, The shadow is small when______________________, the source of light is near to the teddy bear ., the source of light is far to teddy bear., The size of the shadow depends on the ______________ between the object and source of light., distance, time.

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