What is the force that pulls matter in clouds of space dust together to create stars? a. spacial wind b. gravity c. inertia d. momentum

Calculate the heat capacity per object when the total energy is 4 quanta. (think of this in terms of increasing from 3.5 quanta of energy in the system to 4.5 quanta of energy in the system, if that were possible.) c4 = __ j/k/object

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

What is the speed vfinal of the electron when it is 10.0 cm from charge 1?