FBMS Nature of Science Review

A scientist completes the first trial of her experiment. The data she collects wasn't what she was expecting. What should she do?

• Change her hypothesis to match her results

• Complete more trials to collect more data

• Change her data to fit her prediction

• Change her procedures

Tags

NGSS.MS-PS2-5

Which scientific investigation does NOT include dependent and independent variables?

• Observing wolf populations in Yellowstone

• Measuring the distance paper airplanes travel depending on width of plane

• Feeding cats three different types of food and measuring weight

Tags

NGSS.MS-PS2-2

During our investigation of dropping a ping pong ball, how did we record the data?

• drew pictures

• filled out a data chart

• completed a graph

What are some advantages of models?

Choose more than one!

• Can be used to predict events

• Are always correct

• Can represent objects that are very small or very large

• Can represent very complex systems

Tags

NGSS.MS-ETS1-4

Which of these answers best describes a scientific theory?

• an explanation based on an opinion

• a well-supported and widely accepted explanation of nature

• a description of a specific relationship under specific conditions

• a statement always describing what always happens under certain conditions

How do scientific ideas change?

• Scientists form new opinions

• Theories become laws

• New evidence is discovered

• Theories and laws don't change

Which of these scientists would most likely engage in fieldwork to observe organisms?

• Biologist

• Chemist

• Physicist

• Mathematician

Which of these items must be supported by evidence?

• fieldwork

• theory

• observation

• opinion

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS1-4

NGSS.MS-LS2-4

Which description defines a dependent variable in a scientific experiment?

• any factor controlled during an experiment

• any factor measured to gather results

• any factor changed during the experiment

• any factor changed so it can be tested

Tags

NGSS.MS-PS2-2

How do you increase the accuracy and validity of data?

Pick 2

• Having different people perform the experiment

• Changing the procedures

• repeating the experiment and analyzing all the data

• Using different tools each time (ex. different scales)

Tags

NGSS.MS-ETS1-4

NGSS.MS-ETS1-3

NGSS.MS-PS1-2