instruction:
In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
question:
Question: Joan is trying to get rocks to melt by using depth to get higher pressure. The more pressure that Joan applies to the rock, the melting temperature will be 
 Answer: higher
answer:
Pressure: Pressure increases with depth, but increased pressure raises the melting temperature, so melting of rock is less likely to occur at higher pressures.


question:
Question: John was looking at rocks in the valley and noticed something. The more resistant the rocks he looked at were, the amount they remained was 
 Answer: Longer
answer:
Different types of rocks weather at different rates. More resistant types of rocks will remain longer.


question:
Question: Lana is noting that the wind lately has been very weak. Lana can now tell that the air pressures over the Earth's surface have had differences that are 
 Answer: lesser
answer:

Differences in air pressure over the surface of the Earth result in wind. The greater the differences in air pressures, the stronger the wind.