A topic is the main idea of a writing. In this case, the topic of the essay is Yellowstone National Park because the essay talks about the national park itself.
Answer:
Jack London was an extremely cautious outdoorsman who would never have been as ill prepared as McCandless is when he goes to Alaska.
Explanation:
Answer: It's bad for people to face a major healthe crisis because if they don't do something about the obesity and high pressur etc they can face death and be on a lot of medication because they are not taking the proper care of themselves to be a healthy and not pass away when they are young or in there mid 40's
Explanation:
First of all, it's important to understand what an unexpected expense is – and what it's not. There are some bills you don't have to pay every month, but these still don't count as unexpected. ... Quarterly property taxes or water/sewer bills. An auto insurance premium that comes due every six months.
Limestone
Limestone is easily broken down by the carbonic acid found in ground water
Warm/Humid
Chemical weathering is most active in warm and humid climates
Valleys
Limestone regions tend to be valleys because of the chemical weathering of the rock by ground water
Oxidation
The process by which oxygen reacts with iron minerals in rock to form rust is called oxidation
Chemical weathering
Process by which rock minerals are change by natural processes into the new substance is known as chemical weathering
Climate/rock type
The rate of weathering in a region is a term in mostly by climate and rock type
Weak Acid
Ground water is a weak acid known as carbonic acid, which will chemically alter the minerals in certain types of rock
Week acid/chemically
Caverns and sinkholes are for one week acid and groundwater react slowly with limestone causing it to change chemically
