Introducing Earth Science - DVD Tug-of-war Ropes

Introducing Earth Science - DVD Tug-of-war RopesThis Introducing Earth Science video program gives an exciting overview of the study of Earth Science by using dramatic live action footage and graphic animation to introduce students to the subjects of geology, astronomy, meteorology, oceanography and hydrology. This "Introducing Earth Science" video, first published in 1994, takes a contemporary look at Planet Earth, its natural resources and the human impact on our global environment. Full motion

Rear Beam - 100g x 10g

but does not include the Dynamo Generator AC/DC and the Motor Model

Additional 5/8" brace at the vulnerable joint between rim and backplate

They have 45º inclined stereo heads and comes with an incident and transmitted light base plus interpupillary distance adjustment of between 51mm and 75mm

Numbered specimens are approximately 1 x 1

firmly by snapping the Poles into the outward facing "C" clips

5" Absolutely the finest safety vest on the market

crowd control etc

padded double knees that absorb even the hardest impacts and contoured wraparound shin padding for superior comfort and protection

wing feather

Huge digital counter

Prism Table: Provided with three leveling screws and engraved lines for prism placement in experiments