Question

Describe an experiment that demonstrates
light travels in straight lines.​

Answer 1

Answer:

laser light

Explanation:

laser shows how quick and straight is a light going

Answer 2

Explanation:

Look at the candle flame through a straight piece of plastic pipe. Then, look at the same flame through a bent plastic pipe. Can you see the flame through both pipes? What can you learn from this?

• You cannot see the flame through the bent pipe because light travels in straight line.
• Light travels in straight lines, so the flame is not visible through a bent pipe.