Which of these best explains the impact of radiation on the geosphere? 1. Land is heated up by the sun's energy.
2.Water is heated up by the sun's energy.
3. Water heats up the air surrounding it.
4. Land heats up the air surrounding it.

Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180