Dependency ratio is a measure of the number of dependents aged zero to 14 and over the of 65, compared with the total population aged 15 to 64
By moving heat from the equator toward the poles, ocean currents play an important role in controlling the climate. Ocean currents are also critically important to sea life. They carry nutrients and food to organisms that live permanently attached in one place, and carry reproductive cells and ocean life to new places.
Answer: D
Explanation:
The middle colonies are KNOWN for being diverse.
Answer:
Hiebert has discovered artifacts showing how past cultures were
connected.
not important.
difficult to understand.
Explanation:
c. difficult to under stand
The American colonies declared their independence
