1. Homework: Complete hypothesis Worksheet
Aim: How to Formulate a Hypothesis Do Now: 1) Take out your homework to be collected. 2) Take out Gummy Bear Activity to be finished
Homework: Complete hypothesis Worksheet

2. What is a Hypothesis?
A hypothesis is a set of ideas that proposes a possible explanation to the problem
A hypothesis must be a testable statement.
Usually, a hypothesis is based on observations of the problem and research on the problem.

3. Steps to Formulating a Hypothesis
A Strong Hypothesis
“If [I do this] , then [this] will happen.”
A hypothesis test the relationship between variables
A variable is any factor, trait, or condition that can exist in differing amounts or types
Independent variable
Dependent variable
Controlled variable

4. Examples of Strong Hypotheses
“If I open the faucet [faucet opening size is the independent variable], then it will increase the flow of water [flow of water is the dependent variable].”
“If I raise the temperature of a cup of water [temperature is the independent variable] then it will increase the amount of sugar that dissolves [the amount of sugar is the dependent variable].”

5. Examples of Null Hypotheses
Hyperactivity is unrelated to eating sugar.
All daisies have the same number of petals.
The number of pets in a household is unrelated to the number of people living in it.

6. Situation 1 Answer
If the wind blows in the same direction as the sanitation department then the smell released from the sewage and wastewater will be carried with the wind.