Bio Ch 1 2022

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

• metric system

• scientific method

• data collection

• recipe

What is the first step in the scientific method?

• form a hypothesis

• draw conclusions

• ask a question/make an observations

• test the experiment

A factor being tested; the one factor that is different from all others in an experiment.

• hypothesis

• control

• scientific method

• independent variable

Control groups are missing the independent variable.

• true

• false

Every experiment must have only one:

• measurement

• object

• independent variable

• step

In order to make an inference, you must have:

• made an observation with all senses

• background knowledge

• a hypothesis in mind first

• made three other observations

In a hypothesis written in the "If, then" format, which variable comes first?

• Independent

• Dependent

The easy way to pick out an experiment's dependent variable is to look for:

• what is being measured

• the test group

• number of trials

• what was purposefully changed

Which of the following would be considered quantitative data?

• smell

• texture

• color

• 6.84 cm

Explaining the color of a chemical would be what kind of observation?

• Quantitative

• Qualitative