The upper rock layers are much younger.  Sarah is looking at layers of rock on a cliff face. She can see that the rock at the very bottom of the cliff are older or younger?
older


Water also gets colder as you go deeper.  As a diver goes into shallow water, the water gets warmer or colder.?
warmer


Q: In Life Sciences it is important to note that whenever a structure has an increased surface area, there is an increase in the functioning of that structure.  A structure with an increased surface area will increase or decrease in functioning?
A: increase


Question: The forest habitat of elephants has also decreased in size due to humans moving in, so the numbers of the elephants have decreased.  When humans grow trees what happens to the population of the animals in the forest Lower or Increase?
Answer: Increase


*Question*
More advanced farming practices allowed a single farmer to grow food for many more people.  Farmer Bill got a new machine to sift his wheat. This machine allows him to grow more or less food?
**Answer**
more


(Q).
Chemical weathering increases as: Temperature increases: Chemical reactions proceed more rapidly at higher temperatures.  John was combining chemicals in his lab one day. If he were to decrease the temperature in his lab, what would happen to the rate of chemical reactions in his experiments increase or decrease?
(A).
decrease