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Formulating An Hypothesis. If …… IV ……… then, …… DV …. Write down the IV (independent variable) and the DV (dependent variable). Then write a hypothesis in an If…… then format. Hypothesis- Review. A hypothesis is an _____________. Educated guess. Independent Variable - Review.
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Formulating An Hypothesis If ……IV……… then, ……DV…
Write down the IV (independent variable) and the DV (dependent variable).Then write a hypothesis in an If…… then format.
Hypothesis- Review A hypothesis is an _____________. Educated guess
Independent Variable - Review The independent variable is the variable that is manipulated or C________ on purposed. hanged IV
Dependent Variable- Review The dependent variable is the r________ variable. The dependent variable can be m________. esponding easured DV
Scenario: Chocolate may cause a sick stomach. IV : ___________________________ DV: __________________________ CHOCOLATE SICK STOMACH TESTABLE HYPOTHESIS: IF I eat 20 pieces of chocolateTHENit will cause my stomach to feel sick!
Scenario:Salt in soil may affect plant growth. IV : ___________________________ DV: __________________________ SALT IN SOIL PLANT GROWTH TESTABLE HYPOTHESIS: IF I mix 20 grams of salt in soil, THENmy plant will grow two centimeters higher than normal.
Lots of milk Scenario: Teens may grow more if they drink lots of milk. IV : ___________________________ DV: __________________________ Teens may grow more TESTABLE HYPOTHESIS: IF my 16 year old sister drinks milk everyday for 2 years THENshe will grow 2 more inches!
Activity Time!!! Show me what you have learned! Let’s formulate some hypotheses!