It's makes positive because positive is stronger than negative. Negative and negative is positive.
A negative and a positive when multiplied makes negative.
Positive : makes life easier negative : makes us lazy
Multiplying something by a negative number makes it change signs. A positive number multiplied by a negative is negative therefore a negative * a negative is positive.
It makes a positive, since the two negative signs cancel each other out.
Taxis is the directional movement of the flagella("moving tail"). So... the direction of movement by the prokaryotic cell is described in the taxis. Example: positive phototaxis- positive(toward) photo(light)taxis(movement).
3
Yes, acceleration can be positive and negative because acceleration is a vector. It has both direction and magnitude. The direction is what makes it positive or negative. Negative acceleration is usually called deceleration.
+*-=-. Example. 3*-3=-9.
When subtracting negative integers, one can relate it to the overall attitude of a room. If a room contains a number of people of positive and negative attitude you can get rid of people (or subtract people) with negative attitudes to make the overall attitude of the room more positive. If you subtract a negative integer it makes it positive.
positive ions
Positive + Negative = Negative Negative + Negative = Positive Positive + Positive = Positive Negative + Positive = Negative