The table below gives the densities of air and water.
Substance
Density (grams/centimeter)
0.00123
air
water
1.00
Using the data in the table, describe how a light wave changes as it travels from the air into water.
A, It slows down because water is more dense than air.
B, It speeds up because water is more dense than air.
C, It slows down because water is less dense than air.
D, It speeds up because water is less dense than air.