Answer the question below:   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?    Assuming that:  The upper rock layers are much younger.
older

Answer the question below:   As a diver goes into shallow water, the water gets warmer or colder.?    Assuming that:  Water also gets colder as you go deeper.
warmer

Q: Answer the question below:   A structure with an increased surface area will increase or decrease in functioning?    Assuming that:  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: increase

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

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

(Q).
Answer the question below:   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?    Assuming that:  Chemical weathering increases as: Temperature increases: Chemical reactions proceed more rapidly at higher temperatures.
(A).
decrease