Forces and motion

04.27.2020
08:52:51
Science/ grade-6: Today’s topic for revision-Friction- learner’s book- pages 68 and 69.

Main points-
Friction is a force that stops things sliding past each other.
Friction slows down moving objects.
Friction can become a problem as it makes objects wear out and get hot.
Friction can be useful as it helps objects to grip on surfaces.

No homework.