Scientific Method Questions / Terms

Vocab: SI system

(International System of Units) the modern metric system of measurement and the dominant systems of international commerce and trade

Vocab: Scientific Method

a method used by scientists to solve problems and mysteries in science.

Vocab: Scientific theory

a prediction

Vocab: Scientific Law

a statement

Vocab: Conclusion

a summary of the results of the experiment, a statement of how the results relate to the hypothesis, and ideas for further research

Vocab: hypothesis

an educated guess about how things work and most of the time it is written like this: "If _____[I do this] _____, then _____[this]_____ will happen."

Vocab: Controlled experiment

an experiment where one variable is manipulated at a time

Vocab: variable

factor that can change in an experiment.

Vocab: data

facts, figures, and other evidence gathered through observations.

Vocab: responding variable/dependent variable

the factor that changes as a result of the changes to (independent variable) in an experiment. ( what happens after)

X-axis

the horizontal axis (left to right) of a two-dimensional Cartesian coordinate system

Vocab: communicating

the process of sharing ideas and results with others through writing and speaking.

Y-axis

the vertical axis (top to bottom) of a two-dimensional Cartesian coordinate system

What are the 3 skills that scientists needs?

to OBSERVE, INFER, and to PREDICT

What are some safety rules for being in a lab testing?

1) No sampling, unless told 2) read the directions 3) No running 4) Notify teachers if there was an accident or problem 5) Follow the directions 6) Clean up and wash your hands after experiments.

Scientific Notation

A method of writing or displaying numbers in terms of a decimal number between 1 and 10 multiplied by a power of 10

What are the 3 Rules for making an Hypothesis?

They are 1) it must be an EDUCATED GUESS 2) have to be able to measure it 3) It must be written BEFORE you do any testing.

What are the 6 steps to the Scientific Method?

They are to 1)Ask Questions 2) Research the Problem (gather information) 3) Develop a Hypothesis (form educated guess) 4) Conduct Experiment (test hypothesis) 5) Collect Data (record results 6) Draw Conclusions (was hypothesis correct?) and Share

Vocab: Scientific Inquiry

is the different ways scientists study the natural world.

Vocab; manipulated variable/ independent variable

the ONE factor that a scientist changes during an experiment

Vocab: Precision

the ability of a measurement to be consistently reproduced

Vocab: Accuracy

the ability of a measurement to match the actual value of the quantity being measured