Science Clips Investigates - Friction
An in-depth look at a science topic for nine- to 11-year-olds. Find out how engineers monitor road surfaces to make sure they don't get too slippery. Plus, self-waxing skis are put to the test.
An in-depth look at a science topic for nine- to 11-year-olds. Find out how engineers monitor road surfaces to make sure they don't get too slippery. Plus, self-waxing skis are put to the test.