light bending at a boundary is caused by differences in the speed if light in different materials. the greater the difference in speed, the more the light bends. you looked at three materials in this activity-air, water, and glass. in which two materials is the speed of light the most similar? explain your answer.

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

How would the number of moles (n) of o2 change if the atmospheric pressure doubled but all other variables stayed the same

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?