Forces as pushes or pulls, arising from the interaction between two objects.
Using force arrows in diagrams, adding forces in one dimension, balanced and unbalanced forces forces being needed to cause objects to stop or start moving, or to change their speed
or direction of motion (qualitative only).
Change depending on direction of force and its size.
Activities in the module:
PSPR21YS104-What is a push and a pull?
PSPR21YS105-What changes can a force make?
PSPR21YS106-What makes an object move?
PSPR21YS107-How is strength of a force related to the speed of an object?
PSPR21YS108-How much weight can your paper bridge hold?