Scientific Method and Theory

A scientific theory...

• is based on lots of evidence
• is not valid
• is not reliable
• has not been tested many times

Tags

NGSS.HS-PS4-4

A set of principles that explains and predicts a phenomena is called a _____. 

• scientific law
• scientific method
• scientific theory
• scientific instructor

A scientific ____________ is a broad explanation for events that is widely accepted as true.

• law
• theory
• observation
• method

A scientific ____________ is a statement that describes what always happens under certain conditions in nature.

• law
• theory
• method
• variable

Tags

NGSS.HS-PS2-1

Scientists __________________ test scientific theories.

• constantly
• rarely
• never

Tags

NGSS.MS-PS2-5

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

Tags

CCSS.RI.11-12.3

CCSS.RI.8.3

CCSS.RI.8.5

CCSS.RI.9-10.3

CCSS.RI.9-10.5

This variable in an experiment is the one being deliberately changed by the scientist. 

• dependent variable
• independent variable
• data
• control group

Tags

CCSS.6.EE.A.2C

Should experiments be repeated over and over to see if the results are the same each time?

• yes
• no

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

• quantitative
• qualitative

There are two types of data. Which type of data involves descriptions that cannot be counted or measured?

• qualitative
• quantitative