Answer:
- constructive waves are the waves that build up the beaches.
- They have a large 'swash', which means they can carry deposits of sand and other materials far up the beach.
2. On the other hand, destructive waves are much larger and more
powerful, and are mostly made during a storm.
- The backwash is more effective than the swash in moving material, and waves having this character are usually steep and associated with onshore winds. #answerwithquality #BAL
<span>The depression at the top of the volcano is called as a crater. It is roughly circular, and possesses one or more vents. At the time of volcanic eruptions, the magma and the lava are erupted from the crater itself. The crater may also break during eruption, and such craters have a lower rim on one side of the volcano.</span>
Pros:save time, less hassle and worry , and saves water. cons: takes A couple of days to finish , can get damaged fast , it cost too much