Main content

How does friction work as a force?
Children test how different surfaces can affect how moving objects stop. Everything we do requires a force, either a push or pull. In ten pin bowling, force is needed to knock down the pin and stop the ball.
Duration:
This clip is from
More clips from Primary Focus Science
-
The forces involved in some magic tricks
Duration: 01:45
-
Levers, compression and pneumatic force
Duration: 02:33
-
What is air resistance?
Duration: 02:52
-
Why do Brent Geese come to Strangford Lough in Northern Ireland?
Duration: 02:54