Environmental Midterm Review

What step does every scientific experiment begin with?

• hypothesis
• question/problem
• procedures
• conclusion

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

What step does every scientific experiment begin with?

• hypothesis
• question/problem
• procedures
• conclusion

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

What is an observation?

• A scientific statement based on ideas

• Using your senses to notice what is going on around you

• To be unaware of your surroundings

• The question that you want an answer to.

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

Experiment: How does watching TV during studying affect a student’s test grades?

The students grades are the ___________ variable.

• independent
• dependent

Experiment: Does changing the wing shape to make it more narrow affect the distance a paper airplane will fly?

The wing shape is the ___________ variable.

• independent

• dependent

The independent variable is the

• one you measure.
• one you change.

The step by step directions of the experiment are found in the:

• hypothesis
• conclusion
• procedure
• data table