I say that the answere would be B
As the temperature of water increases, the density of water will decrease.
Answer:
they are both clocks i think please be right
Answer:
4.4721m
Explanation:
#Use Pythagorean theorem to find the distance between the two speakers:

There are antinodes 1/4,1/2 and 3/4 of the distance between speakers.
The greatest antinode is 3/4-1/4=1/2
#Distance between consecutive antinodes is:

Hence, the maximum possible wavelength of the sound waves is 4.4721m
Answer:
rock of mass m is dropped to the ground from a height h. A second rock, with mass 2m, is dropped from the same height. When the second rock strikes the ground, what is its kinetic energy? (a) Twice that of the first rock, (b) four times that of the first rock, (c) same as that of the first rock, (d) half as much as that of the first rock, (e) impossible to determine.