A10,000 n piano is dropped from the top of a building. when the piano reaches terminal speed…
a. what is the net force on the piano?
b. what is the force of air resistance on the piano?

What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?

What causes the formation of ocean currents?

Daughter element the new element produced along with a decay particle in a nuclear transmutation 2. half-life the substance that decays in a nuclear transmutation 3. parent element the change of one chemical element into another by nuclear decay or radioactive bombardment 4. transmutation the time required for the decay of one-half of the atoms in a sample of radioactive material