When two ocean plates come together, one ocean plate under the other, causing a chain of
to form.

A subduction zone is also generated when two oceanic plates collide — the older plate is forced under the younger one — and it leads to the formation of chains of volcanic islands known as island arcs.

Explanation:

question1

1,000 tons

question2

3: 8

question 3

store d

step-by-step explanation:

answer; equivalent to a one(1) horsepower motor;