Answer:

Explanation:
for the unit vector, we need to divide the given vector by its norm, because it should be in the SAME direction as the original vector, but of magnitude "1".
We notice that the norm of the given vector is:

Then, the unit vector becomes:

<span>During
adverse weather conditions such as rain or fog, drivers should take
action accordingly by turning on their headlights, slowing down and
increasing following distance. Adverse weather means that you are driving in difficult and dangerous conditions. Increasing following distance will help you to maintain safe driving and avoid tailgating. </span>
Answer:
nothing will happen the cart will be broken or as it is
Answer:
Solids
Is this what your looking for, It might tell you the answer?
<span> Displacement of the medium perpendicular to the direction of propagation of the wave. that would be your answer</span>