Can you design a sled that will go down a slope slowly?
Watch the video and try out dropping different shaped objects into water at home. Which shapes are most streamline?
Flat Earth vs. Round Earth
The Ancient Greeks concluded Earth was a sphere, which has been validated by scientists ever since. Despite this, there is a movement growing claiming the Earth is FLAT. We have been debating this theory and trying to explore what evidence 'Flat Earthers' use and what evidence 'Spherical Earthers' use.
WHAT DO YOU THINK?