A car enters the expressway with a speed of 6 m/s and accelerates for 3100 m in 210 s. How fast is the car moving after this time?

Write the equation for momentum, first using symbols for the variables, then using words for the variables.

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.

Which accurately compares concave and convex lenses?