A2200 kg car starts from rest and speeds up to 12 m/s in 5.2 s. the net force acting on the car is?

What is the fate of the electrons that interact with a specimen in an electron microscope?

He latent heat of vaporization for ethyl alcohol is 854 j/g. the amount of energy, rounded to the nearest whole number, needed to change 5.20 grams of ethyl alcohol from a liquid to a gas is

Which of the following is not an appropriate unit for acceleration? (kg/12 mihr? m/min/sec cm/30c?