5. Which of the following is NOT a course goal? For students to understand fitness principles
For students to establish a habit of physical activity
For students to do nothing
For students to enhance their level of physical fitness

for students to do nothing

Explanation:

because doing nothing is not a course goal

r=rho l/a where a is the area, l is the length and rho is resistivity so the greater the area the lesser the resistance thats why the earth pin is thicker bcos current follow the shortest path, so less resistive .

newton's first law of motion