Matter can change phase when 1) only heat is applied
2)only pressure is applied
3)heat and/or pressure are applied
4)they are cooled down

In the water cycle , when does water undergo a chemical change

Northern switzerland has a fairly cold climate caused by sea winds from the atlantic ocean but souther switzerland tends to be much warmer and sunnier, what could cause this difference?

Dawn mistakenly took a multivitamin intended for men that contains 90 mg of vitamin c (or 100% of the vitamin c rda for men). if the multivitamin was dawn’s only source of vitamin c for the day, what percentage of the women’s vitamin c rda did she consume? a. 52% b.83% c.100% d.120%