Aspace with an absolute pressure less than one atmosphere may be considered?

a. low gauge pressure
b. a partial vacuum
c. zero gauge pressure
d. sea level pressure

When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?

Name two kinds of practical electric pumps.

Four 5-gram blocks of metal are sitting out in the sun and absorb the same amount of heat energy. use the following specific heat capacity data to determine which block will increase its temperature the most.