I have one hour!

[Guest]

OK I'm taking ninth grade Earth and Space science and I forgot what the three types of variables are for this project.
I took peoples heart rates while they listened to diffrent genres of music.

WHAT WOULD THEY BE?

[Ceal Craig]

Since you said in your subject line, you would only be there an hour, we haven't answered.

Don't hesitate to post again!

Ceal Craig
(Ask an Expert On Duty)