Calculator Melting Temperature Science...?

Science...? - calculator melting temperature

1.What What follows is an example of how the geosphere, the atmosphere is like?
1.rainstorm
2.earthquake
Eruption 3.volcano
4. Tsunami

I think the tidal wave or earthquake, but I'm stuck in two so please help.

2.A great concern about the increase in global temperature that could be a large part of the polar ice breaking and melting into the sea If this happens, the two fields interact?
1.cryosphere and hydrosphere
2.geosphere and Atmospheric
3.ryosphere and biosphere
4.hydrosphere and Atmospheric


3.What what follows is an important part of the scientific method?
Hypothesis 1.making
2.traveling in remote locations
3.Using Calculators
4.teaching other
I think is either 1 or 2, but I am quite please help.