Curated OER
Friction Is a Force That Moves in an Opposite Direction to Movement.
This resource provides a brief overview of friction. Its' affects on solids, liquids and gases is described with diagrams. An explanation of how friction is measured is included in the discussion. An online quiz can be used to check your...
Curated OER
Science Kids: Science Images: Pipette
This picture show two pipettes, used in laboratories to measure or transfer small amounts of liquid.