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First, we model the child as a single point particle. Then, we add in arrows representing vectors for the relevant forces: friction, weight and the contact force.
We can also assume that the child h...

When it is too cold the hypothalamus in the brain detects it is too cold it sends nerve impulses or electrical signals through the nervous system to targeted areas:erector muscles (don't laugh): are const...

first something must occur, a change in the external environment (and more rarely within the body). This is known as a stimulus.This stimulus will be picked up or "recepted" by a receptor.The re...

You can use PEAL to create in depth but to the point paragraphs. Write P.E.A.L at the top of your page as a checklist. P stands for point, so the first thing you must do it make a point about your text th...

Initially this looks unlike all the other differentiation questions and seems unsolvable. However the expression 2^x can be rewritten in an equivalent form that will allow us to use the differentiation ru...