PHY

What must be true for two vectors to add up to ZERO? Choose all that apply.
1)Their y-components must be equal.
2)They must be anti-parallel (point in opposite directions).
3) Their x-components must be equal.
4)They must be parallel (point in the same direction).
5) They must have equal magnitudes.
6) They must have opposite magnitudes

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  3. 👁 89
asked by ami
  1. 2 and 5

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    posted by Damon
  2. I will be happy to critique your thinking.

  3. What is wrong with 1 and 3?
    What is wrong with 6 ?

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    posted by Damon
  4. All of the following apply: 1 ,2 , 3 ,
    5 , 6.

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    posted by Henry
  5. No Henry, for example in #1 the components must be opposite, not equal.

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    posted by Damon

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