Biology Unit 0

What is a dependent variable?

• variable that never changes

• variable that is being observed & changes in response to something

• variable that is changed on purpose to set up the experiment

• variable that experiences all the same conditions as the others

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

What is the independent variable in an experiment?

• variable that responds to the changing experiment

• variable that is changed on purpose to set up the experiment

• variable exposed to the all the same conditions as the experimental group

Tags

NGSS.MS-PS2-2

An ___ is a logical interpretation based on prior knowledge and experience. A ___ is a possible explanation or answer to a scientific question.

• hypothesis; inference

• inference; hypothesis

• application; theory

• theory; application

Using the image, think of a controlled experiment that could be conducted. Give a possible hypothesis (2 pts), independent variable (1 point), dependent variable (1 point), and at least 2 variables that should be part of the control group (2 points)

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which is not a part of scientific methodology?

• Making an observation and asking a question

• Conducting research + forming hypothesis

• Change beliefs/ideas when new information arises

• Make up explanations based on experience, not data/research