An unruly physics student drops an 85g egg from a 10m high roof. How fast is the egg moving just prior to hitting the ground?

What is the measure of a change in an objects velocity?

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2

Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to ±10 nc. what is the electric field strength between the disks? a proton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?