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Because heat can either be hot which is positive, or cold which is negative. Hot and cold are relative terms which means it is a comparison to another temperature.
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Is the product of a negative number sometimes negative always negative or sometimes?
it's only negative if it's being multiplied by a positive number. If it's being multiplied by another negative number than it will be positive.
Is the difference of a negative integer and a positive integer is sometimes positive?
yes
Is the difference between a negative integer and a positive integer always a negative integer?
sometimes
Can a negative and a negative make a positive?
In multiplication and division: always. In addition: never. In subtraction: sometimes.
What is a negative - positive?
Negative * positive = negative Positive * positive = positive Negative * negative = positive
When heat flows into a system its value is When heat flows out of a system its value is negative?
Heat is energy and cannot be negative, If you are talking about heat flow then if you define outflow to be negative then inflow is positive.
Is negative n always sometimes or never a positive number?
Sometimes.* If "n" is positive, "-n" is negative. * If "n" is negative, "-n" is positive. * If "n" is zero, "-n" is also zesro.
Is the difference of a negative integer and a negative integer is always negative?
no sometimes there positive i
Is the product of a negative number sometimes negative always negative or sometimes?
it's only negative if it's being multiplied by a positive number. If it's being multiplied by another negative number than it will be positive.
Is the difference of a negative integer and a positive integer sometimes negative?
yes
Is the difference of a negative integer and a positive integer is sometimes positive?
yes
What are some positive and negative effects of using heat movers?
the positive thing about using heat movers is it makes it warmer. the negative is it makes your farts stank more.
Ethnocentrism positive or negative in Canada?
this term is positive but sometimes can be negative. Ethnocentric is a big cause of civil wars
Can a o positive father and a o negative mother have an a positive baby?
sometimes
Is the sum of positive and negative integers sometimes positive yes or no?
Yes. But NOT always.
When flows into a system its value is positive. When heat flows out of a system its value is negative.?
heat
What often happens when you rub one objects with another objects?
it depends on the charge...if it is positive on a negative they create static if it is positive on a positive or a negative on a negative...nothingAnother view:The friction develops heat.
