2. The boy is wondering what to use to clean the microscope lenses. The lens tissue has been treated to prevent scratching. What
should one use to clean?
Why?

there is no stairs in bungalow

explanation:

poof

answer; both surfaces of the membrane are nonpermeable

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.