Review Drill #14

1	distinguish between elastic and inelastic collisions
2	formula to calculate the wavelength of sound given the temperature and its frequency
3	what is occuring when a sound wave is damped?
4	True or False. sound waves can cancel.
5	symbol for a capacitor
6	formula to relate work done and energy
7	when is energy conserved?
8	what is the formula to used to calculate the number of undecayed nuclei present in a sample given the time and the sample's half-life?
9	what does the term half-life mean?
10	what is the atomic number of an element represent?
11	what does the atomic mass of an element represent?
12	define fusion
13	define fission
14	state the decay reaction that produces beta rays?
15	describe the decay mode that produces gamma rays?
16	alpha particles are _____ nuclei
17	which type of natural radiactivity passes undeviated through a magnetic field
18	how are x-rays formed?
19	True or False. Electrons radiate energy as they travel in their stable orbits?
20	True or False. Electrons radiate energy during de-excitation