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Scientific Method

100

An educated guess

hypothesis

200

A method used by scientists to answer an investigativ3e question.

Scientific method

300

After a hypothesis is made, scientists usually do this...

Experiment

400

Scientists do this to come to a conclusion about whether to accept or reject their hypothesis.

Analyze data

500

Usually the last step of the scientific method.

Writing a scientific conclusion

Variables

100

This is the varaible changed by the investigator

The independent variable.

200

This variable is recorded as data in the data table.

Dependent Variable

300

These stay the same in an investigation

Controls

400

Jessie and James wanted to know how the color of light affects plant height. What is the independent variable in this investigation?

Color of Light

500

Sally and Stevie wanted to know how the type of material the ball was made of affected how high it bounced. What is the dependent variable?

How high the ball bounced

Vocabulary

100

What is seen during the experiment that is measured with your senses or a tool.

Observation

200

An explanation made about the observation.

Inference

300

Data that describes what is sensed by the senses, describes the quality of something. IE: The music made them feel happy.

Qualitative Data

400

Data that describes what is sensed by the senses, describes the quality of something. IE: The music made them feel happy.

Quantitative Data

500

The most logical explanation of why something happens in science, strongly supported by multiple lines of evidence.

Scientific theory