PIRA 200
Astronomy





ASTRONOMY AND ASTROPHYSICS

8A10.25

PLANETARY ASTRONOMY

Solar System Mechanics

Phases of the Moon

 

Rotate the camera in a complete circle keeping the Moon globe, or the cork ball used as the Moon, in the light.

Workshop Video





ASTRONOMY AND ASTROPHYSICS

8B10.30

STELLAR ASTRONOMY

Misc.

Sunspots on the Overhead

 

A light bulb on a variac is turned up to visible glow and placed on an overhead projector that is turned off.  When the overhead is turned on, the filament appears as a dark spot.

Workshop Video




ASTRONOMY AND ASTROPHYSICS

8C10.10

COSMOLOGY

Models of the Universe

Expanding Universe

 

Five 10cm Styrofoam balls are threaded onto a rubber hose at equal intervals. Pull on the free end and watch the expanding intervals.

Workshop Video



ASTRONOMY AND ASTROPHYSICS

8C20.20

COSMOLOGY

Models of the Universe

Membrane Table / Black Hole

 

Swimsuit fabric stretched over a wood frame is deformed with a weight and balls are rolled around.

Workshop Video