Answer:
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Explanation:
When magma rises to the surface its pressure decreases, which in turn releases gases into the environment.
Answer:
a, and c
Explanation:
Shift in demand is usually as a result of the following; changing tastes or preferences of consumers
, changing income levels
, expectations about future prices
.
A documentary touting the benefits of solar power may influence consumers which will change their preferences and cause them to opt more for solar power.
An increase in the price of coal power will cause an increase in the demand for an alternative such as solar power resulting in rightward shift in demand for solar power.
There’s too much supplies to sell so the prices drop because there’s more to sell.
I believe they go up because for supplies to be limited, people must be buying that product. So it makes sense once the products are limited, the prices will go up because either way the people are buying. Maybe even more now, more abundantly and faster because the product is limited.