The crests and troughs of a standing wave are called compressions
rarefactions
nodes
antinodes

Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?

Red light strikes a metal surface and electrons are ejected. if violet light is now used with a 10% greater intensity, what will happen to the ejection rate (number of ejected electrons per second) and the maximum energy of the electrons? a) greater ejection rate; same maximum energyb) same ejection rate; greater maximum energyc) greater ejection rate; greater maximum energyd) same ejection rate; same maximum energye) none of the above answers are correct

In science and physics what is the standard unit of measure for speed?