2. Imagine that you design and conduct an experiment based on your hypothesis that adding fertilizer to soil allows more plants to grow. You find that in the soil with fertilizer, more plants grew than in the soil without fertilizer. As a scientist, you would say that:

At stp, what is the volume of 1 mole of co2?

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.