Biomechanics assignment

Define some words for my biomechanics assignment
Hello, I need somebody To read a few pages of my biomechanics book and find the definition of these words in that. I couldn’t find them.
Define normalization, step, stride, cadence.
Define slope, tangent, rate, and ratio.
Please don’t google it because it would be clear that I googled them. Please to find it from the textbook.
Because in my assignment it says the are between page 39 to 50 of the textbook

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