An example of mechanical energy being converted into heat energy is

a)
the sun.

b)
a generator.

c)
a snickers bar.

d)
rubbing your hands together.

water is at 50° c, and energy is removed from the water until it is at -10° c (while maintaining a constant pressure of 760 mm), describe the phase change of the water.

a)
solid water to water vapor

b)
solid water to liquid water

c)
liquid water to solid water

d)
liquid water to water vapor

Explain the cellular functions that occur when antibiotics attack a bacteria cell. a. antibiotics target the cell wall, cell membrane, and the processes of protein and nucleic acids production in bacteria to rupture the cell. b. antibiotics create dormant resistant endospores to preserve the genetic material and rupture the cell. c. antibiotics target the cell wall and form a bridge-like connection to form conjugation. d. antibiotics use binary fission to grow twice its size, replications its dna, and split into two cells.