You still goin on about this “Catfish” stuff but you a WHOLE CATFISHH and I can have who ever what ever I want on my pfp Ian never say it was me... I showed MYSELF And first off why you goin on bout it?? Like sis I know I’m cute but anit gatita gag..

What layer of the atmosphere is directly above the troposphere?

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins

Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?