Acar with a mass of 1,200 kilograms is moving around a circular curve at a uniform velocity of 20 meters per second. the centripetal force on the car is 6,000 newtons. what is the radius of the curve?

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

Americium-241 undergoes fission to produce three neutrons per fission event. if a neutron-absorbing material is mixed in with this sample so that the rate of neutron production drops down to 1.8 neutrons per fission event, which will be effective at achieving a critical mass? check all that apply. remove a deflective shield surrounding the sample. remove absorbent material mixed in with the sample. compress the sample of americium-241.

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption