What force to be required to accelerate a car of mass 120 kg from 5 m/s to 25m/s in 2s​

How many molecules are present in 3 mols of silicon dioxide (sio2)?

A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m

Ais not a compound machine. a. bolt b. shovel c. handcart (dolly) d. see-saw (teeter totter)