Fill in the blanks.
1) __ zones are the zones where earthquake occur most frequently. An instrument used to record seismic waves is called ____.
2) Electric charges produce ___ when they move.
3)A lighting conductor is made up of____.
Answers
Answer:
Ans. 1) Most earthquakes occur along the edge of the oceanic and continental plates. The earth's crust (the outer layer of the planet) is made up of several pieces, called plates. The plates under the oceans are called oceanic plates and the rest are continental plates.
Ans. 2) Seismographs are instruments used to record the motion of the ground during an earthquake.
Ans. 3) A charged particle moving without acceleration produces an electric as well as a magnetic field. It produces an electric field because it's a charge particle. ... All of a sudden when it starts moving, it starts producing a magnetic field.
Ans. 4) The main attribute common to all lightning rods is that they are all made of conductive materials, such as copper and aluminum. Copper and its alloys are the most common materials used in lightning protection.
Answer:
REFER THE ATTACHMENT
MARK AS BRAINLIST
