Experimental Design

Variable your are intentionally changing in an experiment

• dependent variable

• independent variable

• control variable

Variable you are measuring in the experiment as a result of a change

• independent variable

• dependent varible

• control variable

Factors in an experiment you keep the same

• independent variable

• dependent variable

• control variable

What is the dependent variable in the experiment: Which boat material can support the most weight?

• boat shape

• boat material

• water

• amount of weight the boat can hold

What is the independent variable in the following question: In which environment (inside/outside) would a bubble last longer?

• environment (inside/outside)

• type of bubble

• how long it lasts

• person blowing the bubble

What is the independent variable in the question: Which boat material can support the most weight?

• amount of weight the boat can hold

• boat shape

• boat material

• type of water

What is one controlled variable in the question: Which boat material can support the most weight?

• boat shape

• boat material

• amount of weight

Your procedure should show that you are doing your experiment more than once.

• True

• False

Tags

NGSS.MS-ETS1-4

You do not need to list your exact amount of materials for your experiment.

• True

• False

Your conclusion should state whether or not your hypothesis was supported

• True

• False

Tags

NGSS.MS-LS1-5