A passing grade is a grade that makes a person eligible to go to the next grade.
A) Heat.
Friction produces heat.
B .pure water it’s made up of oxygen and hydrogen “H2O”
The answer is C because you don’t have to worry about the number in front of the decimal unless it is something greater than zero. A- Doesn’t have there sig figs. B- The zero after the 5 doesn’t change it. D- The three at the end doesn’t matter because it does not round it up.
