A handy page for placing links in alphabetical order:
Awesome plasma rain falls on the the Sun ***
Felix Baumgartner space jump highlights
Foucault’s Pendulum (Youtube clip)
Hooke’s law (Hyperphysics)
Moon landing Apollo 15: hammer and feather drop
Moon landing irrefutable proof using gravity calcs
Newton’s laws and the causes of motion (Hyperphysics)
Newton’s 2nd Law (Hyperphysics)
Sonic Booms and Doppler effect: Dan Ketterings page
Star size comparisons: Youtube video clip (2mins 34s) P1, P7
Surface of the Sun As You’ve Never Seen It (3mins 36s) P! P7 ***
Suomi Satellite pictures Earth in black