8. Which of the following is true about the air's temperature at different elevations?
A: Air closer to space is warmer.
B: Air closer to space is cooler.
C: Air closer to the ground is cooler
D: All of the above.

c) 50% there are four chromosomes. after crossing over, 2 of the four have been changed. that means any gamete has a 2 in 4 chance or 50% chance of receiving the mutated chromosome.

d. groundwater flows through the subsoil and deposits minerals.

you need more balloons

well first you need the sample of the temperature and gas level. i couldnt write a hypothesis unless i had some data. i think temperature changes will effect volumes of gas because gas changed into a solid or liquid at specific temperatures.