Scientific process/variables review

Scientific Process

100

Every experiment starts with a ____

Question

200

_____ is a 2-3 statement of what you will DO for your experiment.

Summarize experiment

300

When you are DOING your experiment. Graphs and charts are made to record your information.

Data

400

__ is where you think you can prove something. You make an educated decision as to whether it is true or false.

Hypothesis

S.P examples

100

"How fast can an ice cube melt in different substances?"

Question

200

A drawing of 3 containers with ice in them. Labelled with "1 tablespoon of sugar", and "1 tablespoon of salt" next to 2 of the containers.

Scientific diagram

300

The end of the lab where you state if your hypothesis is true or false.

Conclusion

400

You make a list of materials that you need, including the amounts. Then write numbered list of EXACTLY what you will do in your experiment.

Materials and procedures

Variables

100

The variable that stays the SAME throughout an experiment

Constants

200

The variable that is your 'baseline' where you don't change anything.

Control

300

The variable that the scientist changes on purpose.

Independent variable

400

The variable that is measured/the information you record or collect from your experiment

Dependent variable

Variables example

100

The scientist sets up a lab and makes sure she has 3 of the exact same size cups to measure.

Constant

200

The scientist makes sure that they kept 1 test without any changes.

Control variable

300

Scientist Remy sets up a lab about rats and how fast they can go through a maze. She decides to only change the type/species of rat to see any differences.

Independent variable

400

Scientist Samantha records the information from her lab, where she was measuring how fast toy cars go on different wheels.

Dependent variable