The area underneath the mechanic's piston is 0.1 metre squared, and the area underneath the car's piston is 10 metre squared. If the car weighs 1000kg (also 10000N), how much force does the mechanic need to apply to lift it? (Hint: remember force is measured in Newtons, not kilograms)

Select the best definition for wavelength. the height of an oscillating electromagnetic wave the rate at which electromagnetic waves oscillate. the distance between two crests of an electromagnetic wave. the oscillations of electric and magnetic fields select the best definition for frequency. the oscillations of electric and magnetic fields. the height of an oscillating electromagnetic wave. the distance between two crests of an electromagnetic wave. the rate at which electromagnetic waves oscillate