While competing in the olympics, an athlete hurls a discus with a velocity of 31 m/s at an angle of 41 degrees. what is the vertical component of the discus velocity

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

Two trains leave a station at the same time, train a travels at a constant speed of 16 m/s. train b starts at 8.0 m/s but accelerates constantly at 1.0 m/s squared. after 10.0 seconds, which train has the greater speed?

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