At an amusement park, a popular ride known as "Free Fall” carries passengers up to a height of 33.5 m and drops them to the ground inside
a small cage. How fast are the passengers going at the bottom of this
exhilarating journey?
I

Achemistry student needs of 40ml diethylamine for an experiment. by consulting the crc handbook of chemistry and physics, the student discovers that the density of diethylamine is 0.7 . calculate the mass of diethylamine the student should weigh out. round your answer to significant digits.

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv. a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.