The diagram below shows light from a laser entering water in an aquanum. LASER BEAM IN WATER DIAGRAM
La
Air
Vater
LARGE
What causes the light beam to change direction?
O There is a change in the speed of light as it passes from air to water
There is a change in the brightness of the light as it passes from air to water
There is a change in the illumination of the light as it passes from ar to Water
O There is a change in the temperature of the light as passes from air to water