Given the wavelength of the corresponding emission line, calculate the equivalent radiated energy from n = 3 to n = 2 in both joules and electron volts. Also calculate the frequency of the wave. λ (Á) ƒ(Hz) E(J) E(eV)
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Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.

Suppose while hauling rocks, you accidentally drop one. it breaks apart in flat, planar sections. what type of rock did you just drop? 20 points

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.