Scientific Method and Inquiry

All experiments must start with what?

• a conclusion from an experiment

• A problem that you are trying to find the answer to that comes from an observation

What is the best definition of a hypothesis?

• An educated guess based on past experience

• The problem that must be solved in the experiment

What is the INDEPENDENT variable in an experiment?

• the part of the experiment that we measure

• the one that changed in an experiment

What is the DEPENDENT variable in an experiment?

• the variable that stays the same

• the data of an experiment that is measured

Tags

NGSS.MS-PS1-2

When you conduct a controlled experiment what is the main thing that you must do?

• test only one independent variable at a time

• change up to two independent variables at a time

If your conclusion supports the hypothesis that you made, what do you do next?

• do more research

• report your results

Tags

NGSS.MS-LS1-5

After many observations and experiments, what is a quick way to remember scientific theory?

• an explanation, like the Big Bang Theory

• a rule like F=ma

• an idea or guess

After many observations, what is quick way to remember scientific law?

• an explanation like the Big Bang

• A rule like F=ma

• a prediction or guess

Which of the following is the INDEPENDENT variable used to test how SWING rate is affected by ANGLE.

• swing rate

• mass

• string length

• angle

When testing how MASS affect the SWING Rate, what must be held CONSTANT? (pick 3)

• swing rate

• length

• angle

• 10 seconds

Tags

NGSS.MS-PS2-2