Science 1-3 Notes

possible explanation

A hypothesis states a(n) ________ to a question and must be test to see if it is supported.

observation

A(n) ________ is the process of getting information by using the senses.

Data

________ are information and measurements gathered by experimentation that can be used in calculating or reasoning.

scientific investigation

A variable is a factor that can change in a(n) ________.

scientific problem

A(n) ________ is a specific question that a scientist wants to answer and it must be well defined, or precisely stated.

Dependent Variable

________: something that changes as a result of the independent variable (often what is measured)

original experiment

Experiments can be replicated by other scientists, the results should be the same as the ________.

scientific investigation

Is an idea or explanation that can be tested and that leads to ________.

Data

________ such as measurements and numbers can be organized into tables, spreadsheets or graphs.

Dependent variable

________- something that changes as a result of the independent variable (often what is measured)

Independent Variable

one thing that the experimenter changes on purpose

Dependent Variable

something that changes as a result of the independent variable (often what is measured)

Used to study any aspect of the natural world

physical, life and Earth science

Social sciences

focus on human society

Independent variable

one thing that the experimenter changes on purpose

Dependent variable

something that changes as a result of the independent variable (often what is measured)

Control

the part in the experiment that does not change

To verify results

accurate and reliable

Most reliable on the internet are

.gov & .edu