Which of the following statements about colloids is FALSE? (1 Point)
a. A colloid contains particles smaller than those in a suspension but larger than those in a solution.
b. A colloid does not settle out, because the particles are constantly tossed about by the movement of the liquid
particles.
c. A colloid is not a true solution.
d. A mixture of sand and water is an example of a colloid.

Carbon 14 is a naturally occurring stable

On a hot saturday morning while people are working inside, the air conditioner keeps the temperature inside the building at 22degreesc. at noon the air conditioner is turned off, and the people go home. the temperature outside is a constant 33degreesc for the rest of the afternoon. if the time constant for the building is 4 hr, what will be the temperature inside the building at 4 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? at 6 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? when will the temperature inside the building reach 24degreesc? 324281

Sound travels slower in colder air that it does in warmer air. make a claim about the effect of air temperature on the speed of sound. support your claim with evidence