Unit 1-Scientific Method

An observation is how a scientisst collects information using the 5 senses?

An inference is a conclusion based on

In a scientific investigation, after the question is defined, the next step is most likely

Which statement best describes a controlled experiment?

An explanation of why one group had a placebo sprayed into their nostrils before exposure to the virus

State why the sample size should be large

The independent variable in the experminet is what the scientist (I) controls, changes, test

Researchers performing a well-designed experiment should base their conclusions on

What is the length of the garden snail in the diagram below, from the beginning of its foot at point A to the end of its foot at point B

What is the volume of liquid that is being measured?

Diagrams, tables, and graphs are used by scientists mainly to

The dependent variable is ALWAYS graphed on the Y-axis

Graphs of the data from laboratory investigations are used to

What is the dependent variable in the experiment in the graph below?

Although the data used to make this graph was originally entered in a data table, most scientists prefer to see the information in the form of a graph because