Answer:
concentric- split into different circles with CBd in most inner circle one of the earliest models
sector is seen when suburbanization could be urbanization starts happening because there are the means of transportation between the different parts
multi nuclei has different sectors for different industries and is a more mapped out like each part has a diff function
B. I don't see a picture
c. there are sectors of lower income household in a certain place and CBd is around the center
la has a spine and is more complex while na is more simple with the outer levels being directly around it
Given that:
Lake Superior contains 3.0 x 10^15 gallons of water
Firstly, let's know that of 1 gallon;
1 gallon = 0.00375 cubic meter
Then, 3.0 x 10 ^15 = 3.0x10^15 x 3.785 x 10 ^-3
= 3 x 3.785 x 10^15-3
= 11.355 x 10 ^12m^3
Therefore, 11.355x10^12 cubic meters of water are contained in the lake.
The CNS is comprised of the brain, cerebellum and spinal cord. Remaining neurons, and related cells, dispensed all through the physique form the PNS. The worried gadget has three extensive functions: sensory input, data processing, and motor output.
Three main functions are protection regulation and sensation. Protection is primary I️ believe.