What is 0.000537 written in scientific notation

5.37 x 10^-4

You move the decimal back to get the 1st significant figure in front of the decimal and the amount of places you move is your exponent and since it is smaller it will be negative.

lunar landing mission. apollo 11 was the first manned mission to land on the moon. the first steps by humans on another planetary body were taken by neil armstrong and buzz aldrin on july 20, 1969. the astronauts also returned to earth the first samples from another planetary body.

explanation:

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.