1st Grade Science Question of the Day

Candles illuminate this birthday cake because they are a light source. Without the candles, you could not see the cake. I can tell the candles are the only light source.

Light from a lamp illuminates this birthday cake because a lamp is a light source. The light is coming from above, so it is from a lamp. I can tell the lamp is the only light source.

This cake is not illuminated. If it were illuminated, it would not be able to be seen. I can tell because illuminate means to be in darkness.