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We know helium is less dense than air so helium balloons rise, but
why does helium make your voice sound weird when you suck in the helium
gas?

Today’s
Question by:
Mrs. Thomas’ 4th Hour Class
Midway Middle School
Rigby
Answered
by: Alan Jensen
Pharmacy Manager
Sav-on Pharmacy |
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Lesson Plan Archive
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- September 18, 2007 -
Camouflage
- September 25, 2007 -
What is in a Seed?
- October 2, 2007 -
Air Pressure
- October 9, 2007 -
Properties
of Water
- October 16, 2007 -
Meteors and
Meteorites
- October 23, 2007 -
Digestion
- October 30, 2007 -
Inside a
Tree
- November 6, 2007 -
Insects in Winter
- November 13, 2007 -
Density, Buoyancy
and Displacement
- November 20, 2007 -
Volcanoes and
Viscosity
- December 6 -
Birds in the
Winter
- December 11 -
Nature
Probe website
- December 18 -
Bird Migration
- January 8 -
Atoms, Molecules and Verdigris
- January 22 -
Inertia
- February 12 -
Gravity
- April 11 -
Sagebrush
Steppe Food Web
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