It takes 180 kj of work to accelerate a car from 21.0 m/s to 27.0 m/s. what is the car's mass?

A nonconducting solid sphere of radius 11.6 cm has a uniform volume charge density. The magnitude of the electric field at 23.2 cm from the sphere's center is 1.89 103 N/C.

what would happen when an inflated balloon is place in an ice bath and the atmosphere pressure has not changed?

According to our theory of solar system formation, why did uranus and neptune end up to be much less massive than jupiter and saturn?

The period of a pendulum is the time it takes the pendulum to swing back and forth once. If the only dimensional quantities that the period depends on are the acceleration of gravity, g, and the length of the pendulum, l, what combination of g and l

The principle of blank states that objects behave in the same manner in a gravitational field and in an accelerated frame of reference.

Johanna is studying what happens to the energy as a ball rolls down a ramp. What is she studying? Check all that apply. 1. gravitational potential energy 2. electrical energy 3. kinetic energy 4. mechanical energy 5. elastic potential energy

The density of sugar is 1.59 g/cm3. the mass of a sample is 4.0 g. find the volume of the sample

How much force is needed to accelerate an object of mass 90 kg at a rate of 1.2 m/s2? 0.013 N 75 N 108 N 1080 N

No work is done on an object when a force acting on the object does not move it. True False

wavelength of a light whose second-order dark band forms a diffraction angle of 15.0° when it passes through a diffraction grating that has 250.0 lines per mm