Disciplinary Core Idea:
PS2: Motion and Stability: Forces and Interactions
Performance Expectation(s):
3-PS2-1. Plan and conduct an investigation to provide evidence of the effects of balanced and unbalanced forces on the
motion of an object.
3-PS2-2. Make observations and/or measurements of an object’s motion to provide evidence that a pattern can be used to
predict future motion.
Activities in the module:
PSPR71YS298-Inclined Plane
PSPR71YS299-Screw
PSPR71YS300-Lever
PSPR71YS301-Wheel and Axle
PSPR71YS302-Pulley
PSPR71YS303-Wedge
PSPR71YS304-Complex machine
PSPR71YS305-Design a complex machine
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