Negative calories are foods such as celery, cucumber and apples that supposedly take more calories to digest than they give you in nutrition but some people say it is a myth. Either way, they have very low amounts of calories.
A positive number.
Rugburn on your knees
Yes
Positive 42 is.
negatve for early marriage
Division by zero and square root of negatve number
-4
Positive pole Power, a switch, power use(i.e. Bulb) then connection to negatve pole
In a mathmatical sense, slope is important for finding velocity or a change in behavior of something. The slope correlates to a positive or negatve depending on the angle.
Wrap copper wire around a nail, then attach the ends of the wire to a D battery with tape to make an electromagnet.
3
No, Digesting calories is taking in calories, Burning calories is working off calories.