The horizontal rows<span> in the </span>periodic table<span> are periods, while the vertical </span>rows<span> are </span>called<span> groups. </span>
The population decays by a factor of (1/2 )^1/4 every hour.
<h3>
Exponential Function</h3>
An exponential function is in the form:
y = abˣ
Where a is the initial value of y, b is the multiplier, y and x are variables.
Let y represent the bacteria population after x hours.
A bacteria population decreases by a factor of 1/2 every 4 hours.

The population decays by a factor of (1/2 )^1/4 every hour.
Find out more on Exponential Function at: brainly.com/question/12940982
Answer:
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can I get brainliest
The best and most correct answers among the choices provided by the question are all the choices except the d. major roads.
so the answers are the following:
<span>a. oceans
b. groundwater
c. streams
e. lakes
</span>Hope my answer would be a great help for you. If you have more questions feel free to ask here at Brainly.