It’s B) Research database
An equal number of eighth grade students chosen by chance from the athletic teams and school clubs
The value of the bicycle when it was purchased is $200
Answer:
The pickup accelerates towards right. The box is sticky to the pickup, thus its acceleration is the same, towards right. Its inertia (force) is oposing the acceleration, thus it is towards left. For the box not to move, it is necessary that the truck acts on it with a force towards right. (The two forces of the truck on box and the box inertia (force) equilibrate themselves).
Explanation:
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