What happens to light as it moves at an angle into a medium that has a lower index of refraction?

A. It slows down, and the angle increases.
B. It speeds up, and the angle increases.
C. It speeds up, and the angle decreases.
D. It slows down, and the angle decreases.

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question

The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions