Question
Newton's first law of motion____
Answer
Newton's first law of motion
An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by a net force > 0
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____ are physical quantities that have both magnitude and direction .
Vectors are physical quantities that have ____ .
____ are quantities that have only a magnitude .
Scalars are quantities that have ____.
For vector addition , use the ____.
For vector ____, use the tip-to-tail method, or you can break the vector into its component parts and use the Pythagorean Theorem.