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Arada [10]
3 years ago
9

Humans protect themselves from natural disasters by all of the following except

Physics
1 answer:
jeyben [28]3 years ago
4 0
I'm pretty sure it's sunscreen
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The net displacement of the car is 3 km West

Explanation:

Please see the attached drawing to understand the car's trajectory: First in the East direction for 4 km (indicated by the green arrow that starts at the origin (zero), and stops at position 4 on the right (East).

Then from that position, it moves back towards the West going over its initial path, it goes through the origin and continues for 3 more km completing a moving to the West a total of 7 km. This is indicated in the drawing with an orange trace that end in position 3 to the left (West) of zero.

So, its NET displacement considered from the point of departure (origin at zero) to the final point where the trip ended, is 3 km to the west.

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l=3.5 x 10^-10m

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just toook the test got it right good luck!

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