Using kinetic theory why are soiled and liquids denser than gases

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a. true or b. false

The discovery of the electron as a subatomic particle was a result of

Calculate the first and second velocities of the car with four washers attached to the pulley, using the formulas v1 = 0.25 m / t1 , and v2 = 0.25 m / (t2 – t1) where t1 and t2 are the average times the car took to reach the 0.25 and the 0.50 meter marks. record these velocities, to two decimal places, in table e.