NCES.3.P.1 - Understand motion and factors that affect motion.
- NCES.3.P.1.1 - Infer changes in speed or direction resulting from forces acting on an object.
- NCES.3.P.1.2 - Compare the relative speeds (faster or slower) of objects that travel the same distance in different amounts of time.
- NCES.3.P.1.3 - Explain the effects of earth's gravity on the motion of any object on or near the earth.