Students distinguish between weight and mass. They examine how in oscillations of a mass against an elastic spring--in the absence of gravity, or in horizontal motion--the length of the oscillation period is proportional to the square root of
9th - 12th Science 7 Views 14 Downloads
The Influence of Initiator Concentration on the Molecular Weight of Polystyrene
This in-depth organic chemistry lab walks learners through an investigation of the effect of initiator concentration on the resulting molecular weight of polystyrene. It is important that you use this lesson with experienced chemistry...
11th - Higher Ed Science
Science of the Olympic Winter Games: Figure Skating Physics
Learn about the center of mass and projectiles by examining the movement of Olympic figure skaters! Physics and skating fans will be delighted as they watch super athletes perform unbelievable feats. Arrows and text appear to highlight...
5 mins 6th - 12th Science CCSS: Adaptable
The Law of Conservation of Mass
This short video simply explains the Conservation of Mass with graphics that show the atoms being conserved in pictures of balanced equations. The connection between mass and energy is explained and Einstein's energy equation is mentioned.
5 mins 7th - 12th Science CCSS: Adaptable
The Day the Mesozoic Died
A dynamic, three-part feature explores what caused mass extinction of the dinosaurs at the end of the Cretaceous period. Computer animations, interviews, and on-site footage from around the world divulge evidence that it was the K-T...
34 mins 8th - Higher Ed Science CCSS: Designed