Answer: Doubling in size over equal time.
Explanation: Population exponential growth can be said to be an increase in the number by multiplying together a number of equal factors, where the exponent specifies the number of factors to multiply.
For example, in 7² the factors are all 7, the power is 2 and the exponentiation gives 49.
This example is indicative of doubling in size.
Answer:
Answer is d
A weather front is a transition zone between two different air masses at the Earth's surface.
Explanation:
This is false, as the equator does not run north-south. The equators is the line that goes all around the planet in equal distance from the two poles: so it runs west-east.
It is true however that it runs roughly through the middle of the continent of Africa, but rather on the west-east axis.
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Answer:
A political system for choosing.
Explanation: