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Ask specific questions about preparing for a science fair, such as: judging, how to set up your display board, preparing a presentation, preparing for questions...

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svar91
Posts: 5
Joined: Wed Nov 03, 2004 3:35 pm

question

Post by svar91 »

whats a variable? :shock: :shock:
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tdaly
Former Expert
Posts: 1415
Joined: Sat Nov 08, 2003 11:27 pm
Occupation: Planetary Scientist
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Post by tdaly »

A varaible is something that can affect the results of your experiement. A CONTROLLED VARIABLE is one that is kept constant throughout your experiment. A EXPERIMENTAL VARIABLE is the thing that you change. For more specifics, I need to know more about your project.

Hope this helps!
All the best,
Terik
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Courtney
Posts: 42
Joined: Thu Sep 18, 2003 5:36 pm

More info on variables

Post by Courtney »

Also check out this detailed explanation of variables on the Science Buddies web site:

https://www.sciencebuddies.org/mentorin ... bles.shtml

Regards,
Courtney
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