Describe a situation in which the net external force on a system is not zero, yet its speed remains constant.

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Why do different substances have diffrent properties

Refer to your lab guide and review the data in table b to complete each statement. the mass of g1 + g2 after the collision kg. the velocity of g1 + g2 after the collision m/s. the momentum of the combined gliders after the collision kg · m/s.