a martian that has lived all its life on Mars finally makes a trip to earth. it has a hard time moving around, and objects seem much heavier than on mars. why?

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

What layer of the atmosphere is directly above the troposphere?

If two atoms are bonded to a central atom with no lone pairs,how will they be arranged