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nignag [31]
3 years ago
7

The gold-like mineral in the metamorphic rock pictured below is known as pyrite. When pyrite is exposed to air and water it can

react
to form sulfate and an acid. The acid can discolor and eat away the surrounding rock.
Image courtesy of David Usher, USGS
Pyrite breaks down rocks in which of the following processes?
A
deposition
B. physical weathering
C.
erosion
D.
chemical weathering
Physics
2 answers:
Pepsi [2]3 years ago
4 0

Answer:

Chemical Weathering

Explanation:

andreyandreev [35.5K]3 years ago
3 0

Answer: C. Chemical Weathering

Explanation:

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Electrically inert metal ball A is connected to the ground by a wire. What happens to the charge of this ball if you bring a neg
kaheart [24]

Explanation:

They will repel, meaning that they are made of an electrical conductor.

7 0
3 years ago
Pls help!!<br> 1 example of a conductor and 1 example of a insulator in your EVERYDAY world.
Mkey [24]

Answer:

here

Explanation:

Examples of insulators include plastics, Styrofoam, paper, rubber, glass and dry air.

Examples of conductors include metals, aqueous solutions of salts

3 0
3 years ago
Read 2 more answers
A pendulum is constructed from a 7.58 kg bowling ball hanging on a 3.00m long rope. The ball is pulled back until the vertical h
sashaice [31]

Answer:

A 7.58

Explanation:

4 0
3 years ago
Vehicles depreciate in value quickly, unless they are classic antiques or unique cars, which may
Bess [88]

Answer: option 1. decrease in value.


Explanation:


1) Depreciation is a technical term of the accounting and finance disciplines.


2) Yet, you can know from the ordinary language something depreciated is something that has lost value.


3) Most actives (houses, cars, computers, machines) lose value either with time or with use (usually both).


4) Some objects that do not get depreciated are the precious metals and the valuable objects like art and collections (specially rare collections).


5) The depreciation is a lost of value, so the enterprises reflect it in their accounting as a cost.


6) There are several methods of depreciation. The simplest is the linear depreciation with a rescue value.


7) Example: Suppose you think that a car has a lifetime of 5 year, that the rescue value is 20% of its purchase value, and that you choose to depreciate it linearly.


Then, the depreciation year depreciaton is equal to:


[purchase price - rescue value] / number of years = [100% - 20%] / 5 = 80% / 5 = 16% of the original price each year.


Suppose the original price was $ 35,000.


Then, the year depreciation will be 16% × 35,000 = $5,600, which means that the car will value $5,600 less each year.


A table will show you the value of the car each year


year initial value depreciation final value


1 35,000 5,600 29,400


2 29,400 5,600 23,800


3 23,400 5,600 18,200


4 18,200 5,600 12,600


5 12,600 5,600 7,000 ← rescue value


As you see the rescue value is the 20% of the purchase price (20% × 35,000 = 7,000).


6 0
3 years ago
Read 2 more answers
Would someone just answer this now?
sineoko [7]
Angle = 90 - 39.4 = 50.6
cos50.6 = adjacent/47.3
(47.3)(cos50.6) = 30.02

The y component of the vector is 30.0 m.
3 0
3 years ago
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