Newton’s Cradle is a device consisting of (usually 5) swinging metal spheres, hanging from a metal frame, that are just touching each other at rest. When one sphere is pulled away and let drop, the next one it hits receives most of its energy. It demonstrates conservation of momentum and energy. It is also called the Executive’s Toy.
- For over 100 years, baseball bats have been made exclusively of ash wood, but now sugar maple is also used.
- Mistaken Point at the southernmost tip of Newfoundland’s Avalon Peninsula, is UNESCO’s latest world heritage site, with fossils dating back 580 million years. It is Canada’s 18th.
- The quote about cruelty being a ‘festive joy’ is from Friederich Nietsche’s ‘On the Genealogy of Morals.
- Yellowknife is the capital of the Northwest Territories.