I think it occurs whenever waves come together so that they are in phase with each other.
Answer:
Ohms law states that current is directly proportional to the potential difference across the ends of a conductor provided that temperature and other factors kept constant

Answer:
700,000g
Explanation:
1kg = 1000 Grams (or any kg x 1000)
Answer:
it is 3
Explanation:
because the crack will be open for the magma to come out