Select the option that best completes the following sentence. When light passes from air into glass it:slows downspeeds upmaintains a constant speed but changes directionI'm not sure

Light waves change speed as they pass through the between different substances (or mediums) such as glass, air, and water. These changes in speed cause a change of direction. This is known as .

Light travels fastest through which of the following?A airB glassC vacuumD water

A student conducts 2 experiments.In the first experiment, light moves from air to glass. in the second experiment,light moves from air to water.How has the angle of refraction changed?Glass is optically denser than water.A) It increases.B) It decreases.C) It remains unchanged.D) It becomes zero.

As light moves from air into water or glass, it moves the normal.As light moves from water or glass into air, it moves the normal.

Identify whether the following statement is true or false. Light travels at the same speed through all materials.TrueFalseI'm not sure