Through the Scientific Laws

Science

an organized way of gathering and analyzing evidence about the natural world

Changing

Science is always__________

* Observing and asking questions


* Making inferences and hypothesis
* Conducting a controlled experiment
* Collecting and analyzing data
* Drawing conclusions

Scientific Method

Inferences

logical interpretations based on what scientists already know

Hypotheses

Scientific explanation for a set of observations that can be tested in ways that support or reject it.

Independent Variable

(manipulated variable) the variable that is changed

Dependent Variable

(responding variable) the variable you measure

variables

various factors that can change in an experiment

Control group

Conditions in this group don’t change.

Experimental group

Group that is the same EXCEPT for one variable that is changed

Quantitative

numbers obtained by counting of measuring

Qualitative

descriptive and involve characteristics that cannot be counted

Independent

______ variable on the X axis

Dependant

_______ variable on the y axis

Graphs are used to help organize the data

What are graphs used for

To support, refute, or revise the hypothesis being tested

What is Data used for

ethics

Some ________ prevent certain experiments

theory

well-tested explanations that unify a broad range of observations and hypotheses. They enable scientists to make accurate predictions about new situations. They ARE DYNAMIC AND COMPLEX.

Law

Concise, specific descriptions of how some aspects of the natural world is expected to behave in a certain situation.