The Nature of Science

What step does every scientific experiment begin with?

• hypothesis

• question/problem

• procedures

• conclusion

The independent variable is the ONE thing you _____.

• change on purpose
• control or keep constant
• measure

Tags

NGSS.MS-PS2-2

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

Why do we want to test one variable at a time?

• Because it is hard to setup a data table with more
• To know what is causing the changes. This helps us understand cause and effect.
• It is what has always been done

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

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

The name of the information that you get from your experiment (you organize it into charts and graphs).

• observations

  conclusion

• data

• variables

• hypothesis

What is an observation?

• A scientific statement based on ideas

• Using your senses to notice what is going on around you

• To be unaware of your surroundings

• The question that you want an answer to.

Tags

CCSS.RI.2.1

CCSS.RI.3.1

CCSS.RL.1.1

CCSS.RL.2.1

CCSS.RL.3.1

To examine data and reach conclusions that explain their observations...what are you using to do this?

• Observing
• Applying imagination
• Inferring
• Using logical reasoning

Why is it important for people to understand scientific principles and to think scientifically? 

• It allows people to make informed decisions.
• It helps people estimate costs of products
• It helps people choose where to live
• It allows people to explain sports like an expert