Helpful studying tricks for those who are bad at that kind of thing. Definitely going to help me.
Audrey Hepburn Quotes
Physics Free Body Force Diagram Poster
Angular velocity is equal to the circumference (2 pi r) times the frequency; if whirling a mass around in a horizontal circle, can find the radius of the circle by (length of string x sinangle), then use the above equation
Challenged by Stuart McMillen
the contrast is beautiful
yep...it's not a fear of falling - it's a fear of the sudden stop: