Originally Posted by WiLL
i just did a mock presentation...do you guys think this is too much for 6th-8th graders? the objective of the vacuum chamber is just to show Mars' atmosphere compared to Earth's, and for them to see something cool.
do you think explaining the weight of the atmosphere vs. the vapor pressure is needed?
h:
just say something like "Earth has more air pressure than mars, so it holds the water molecules together for a longer period of time"