<span>i think the average speed was 54.54 (mph)</span>
Answer:
the answer is A. A school crossing guard raises a stop sign that weigh 10 N
Answer:
Weathering is the breakdown of rocks at the Earth's surface, by the action of rainwater, extremes of temperature, and biological activity. It does not involve the removal of rock material. There are three types of weathering, physical, chemical and biological.
Explanation:
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