C. Sliding friction between a desk and the floor once it is moving
Answer:
The rock must be eroded into sediment
Explanation:
In order to form sedimentary rock, the accumulated sediment must become compacted and cemented together.
Both lie in 1st column of the Periodic Table. (contain the members of the Alkali Metals. Members within a family, column, or elements tend to have similar<span> chemical properties.</span>
Sound would travel faster in a thick piece of metal since the molecules are closer together. However, since there are more molecules, it would be quieter on the other side than the hollow metal.
The root cap??? I think not for sure though.
