In New Hampshire, the length of time ice covers on Mirror Lake each year has declined by . a. 1/2 day per year b. 1 day per year c. 1 1/2 days per year d. 2 days per year

What is the radius of the circular path ofa charged particle in a magnetic field?

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.

Astone is dropped from a cliff and falls 9.44 meters. what is the speed of the stone when it reaches the ground? a. 13.6 m/sec b. 1.39 m/sec c. 185 m/sec d. 9.80 m/sec