Real Life Slopes

Real Life

• Remember a function is a math relationship between two things

• …and the slope is the measure of how one thing changes when another thing changes.

Positive Slope or Negative Slope?

POSITIVE or NEGATIVE

As I sell more rock…I make more money

or No Slope(zero) ???

The more ice I put in the cooler, the COLDER it gets!!! POSITIVE NEGATIVE or No Slope(zero)?

Temp goes down

More Ice

POSITIVE NEGATIVE or No Slope (zero)??

The more roadkill I eat, the more weight I gain. WOOO! My Weight

Roadkill

No matter how many hours I study, my scores stay EXACTLY THE SAME: 2!!! POSITIVE NEGATIVE or No Slope(zero)

Scores:

2 Hours of Study

The more medicine you take, the less times you get sick!

POSITIVE NEGATIVE or No Slope(zero)

Sick Time

Medicine

[Gurgle]

(Translation: The more shampoo I use, the more dates I get!) POSITIVE NEGATIVE or No Slope(zero)