Learn about the six simple machines (lever, pulley, wheel and axle, inclined plane, wedge and screw) and how they can be used to describe to the human body in motion.
Coal ash is one of those catch-all terms that refers to the leftover material from the burning of coal to produce energy. Just remember those images of Dad cleaning out the bottom of the charcoal grill. In a very basic way, that’s coal ash.
Now think big!
UNC-TV Science Week In Review: August 29, 2013
The Glowing Filament
UNC-TV Science Week In Review: August 1, 2013
Prince, Dragon or Both?
UNC-TV Science Week In Review: July 25, 2013
A Gentle Hand