Concept 4 Scientific Method

What is a law?

• description of how things happen in nature.

• an explanation, based on evidence, of why things happen

• objective: based on your 5 senses

• subjective: a guess about an observation

What is a theory?

• description of how things happen in nature.

• an explanation, based on evidence, of why things happen

• objective: based on your 5 senses

• subjective: a guess about an observation

Tags

NGSS.MS-LS2-4

What is an observation?

• description of how things happen in nature.

• an explanation, based on evidence, of why things happen

• objective: based on your 5 senses, not opinionated

• subjective: a guess about an observation

Tags

NGSS.MS-PS2-5

What is an inference?

• description of how things happen in nature.

• an explanation, based on evidence, of why things happen

• objective: based on your 5 senses, not opinionated

• subjective: a guess about an observation

Tags

NGSS.MS-LS2-4

List the first 5 steps of the Scientific Method.

• Research and gather background information

• Analyze the data

• Form a hypothesis

• Ask a question
• Test the hypothesis

Tags

NGSS.MS-LS1-1

A prediction or guess based on observations.

• data
• scientific process
• hypothesis
• question

Tags

NGSS.MS-LS1-5

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect

• independent variable

• dependent variable

• control variable

What is a constant/control in an experiment?

• Things that do not change in a experiment. It's the variable that stays the same. You can have many variables stay the same.

• It's the variables that the scientist changes in the experiment

• It's the variables that are being measured in an experiment

Tags

NGSS.MS-PS1-2

What is the experimental group(s) in an experiment?

• Things that do not change in a experiment. It's the variable that stays the same. You can have many variables stay the same.

• It's the variables that the scientist changes in the experiment

• It's the variables that are being measured in an experiment

• the group that is being tested an purposefully changed

 

Which is true about hypothesis?

• It may reject or accepts your prediction.

• It is an educated guess or possible answer to the question.

• It summarizes the result on the experiment.

• It is the final answer to the question.