Variation in direct proportion.
If they increase or decrease exactly, then the constant of proportionality or coefficient of proportionality. If not exactly, then a correlation coefficient.
Direct variation
It is a positive relationship.
The relationship between two quantities that increase or decrease together is called a positive correlation. This means that as one quantity increases, the other quantity also increases, and vice versa.
direct variation or positive correlation.
A direct relationship in which two factors increase or decrease together is called a positive correlation. In this scenario, as one variable rises, the other variable also rises, and similarly, if one falls, the other falls as well. This relationship is often represented graphically with an upward-sloping line.
According to Boyle's Law of Pressure-Volume Relationship, an increase in the pressure of a gas will decrease it's volume. And according to Charles's Law of Temperature-Pressure Relationship, an increase in pressure causes an increase in temperature.
No. It can increase the volume in some cases, but not BECAUSE the molecules come closer together. If the molecules come closer together, the volume will DECREASE.
A relationship between two variables in which the data do not increase or decrease together at the same rate is known as a non-linear relationship. In this type of relationship, the rate of change between the variables can vary, leading to a situation where one variable may change significantly while the other changes little, or vice versa. This can often be represented by a curve rather than a straight line on a graph. Non-linear relationships are common in many real-world scenarios, such as in economics or biology.
Are in direct proportion
The surface energy decreases with an increase in planar density. This is because a higher planar density means more atoms are closely packed together, leading to a decrease in the number of surface atoms and therefore a decrease in surface energy.
Direct relationship: When two quantities increase or decrease together. Inverse relationship: When one quantity increases while the other decreases. Linear relationship: When the relationship between the quantities can be represented by a straight line. Nonlinear relationship: When the relationship between the quantities cannot be represented by a straight line.