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while drilling metal, ben poured oil over the area. which best explains why he did this?

a. ben was trying to reduce fluid friction
b. ben was trying to reduce kinetic friction.
c. ben was trying to increase fluid friction.
d. ben was trying to increase kinetic friction.

The pressure in a fluid is affected by which characteristics of that fluid

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Is 343 in the sequence -5, -2, 1, 4, 7