SCIENTIFIC METHOD

The independent variable is the ONE thing you _____.

• change

• keep the same

• experiment with

• investigate

What is the dependent variable in the following experiment: Does the amount of coffee students drink increase their test scores?

• Same test

• Test scores

• Amount of coffee

• Test scores without drinking coffee

Which of these is NOT testable question?

• The effect of sunlight on plant growth.

• How eating vegetables impact height.

• Which is better, ice cream or pizza?

• If i give potatoes orange juice will they turn into sweet potatoes?

All the things that have to stay the same in an experiment (except for the one thing you change).

• controlled variable

• independent variable

• dependent variable

Does study time affect the student's score on an test?

The above sentence belongs to which part of the scientific method?

• Independent variable

• Testable question

• Dependent variable

• Hypothesis

•One tank of gold fish is fed with normal amount of food once a day. The second tank is fed twice a day. The third tank is fed four times a day during a six week study. The fishes weight is recorded daily.

Form Testable question for the above situation.

Frame Hypothesis.

Jason wanted to find out what fertilizer worked best for growing marigolds. He put fertilizer A on one plant, fertilizer B on second plant, and no fertilizer on third plant.

FRAME

TESTABLE QUESTION- Does study time affect the student's score on an test?

Identify the independent variable.

• The Students

• The Study Time

• The Grade on the Quiz

Another definition for hypothesis is......................