
When an opaque obstacle is placed between a source of light and a screen, a shadow of the obstacle is formed on the screen. The kind of shadow depends on the size of the source of light. In other words, the earth casts its shadow on the moon. The solar eclipse occurs when the moon comes between the sun and the earth.
The answer is A- feeling a !etal wire get warmer as you roast a !arshmallow over a fire
Answer:
Length is the unit of metre
Nuclear Fission s a power source with a very low environmental impact.