SC.6.P.13.1 : Investigate and describe types of forces including contact forces and forces acting at a distance, such as electrical, magnetic, and gravitational.
SC.6.P.13.3: Investigate and describe that an unbalanced force acting on an object changes its speed, or direction of motion, or both. 

Engagement

YOutube

Explanation:

cpalms tutorial

​types of forces

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SC.6.P.13.1

balancing the machine

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SC.6.P.13.1