Some Natural Phenomena
Multiple Choice Questions (MCQs)
1.Like charges each other.
(a) repel
(b) move away
(c) attract
(d) none of these
2.Trees get burnt due to:
(a) floods
(b) lightning
(c) earthquake
(d) thunder
3.Movement of the tectonic plates leads to:
(a) floods
(b) earthquake
(c) lightning
(d) tsunami
4.Which of these is not a seismic zone in India?
(a) Rajasthan
(b) Eastern part
(c) Kashmir
(d) Rann of Kutch
5.When an uncharged body B is brought into contact with a positively charged
body A:
(a) A loses its charge
(b) B acquires positive charge
(c) B acquire no charge
(d) B acquires negative charge
6.An earthquake of magnitude 8-9 is:
(a) strong
(b) very strong
(c) mild
(d) not felt
7.The lightning conductor was first established by a scientist named:-
(a) Issac Newton
(b) Benjamin Franklin
(c) Robert Hooke
(d) Thales
8.The magnitude of an earthquake is measured on the:
(a) Celsius scale
(b) Decibel scale
(c) Kelvin scale
(d) Richter scale
10. The SI unit of electric charge is:
(a) watt
(b) joule
(c) coulomb
(d) ampere
11. An earthquake under the ocean can cause a:
(a) tsunami
(b) lightning
(c) thunderstorm
(d) hide tide
Some Natural Phenomena
Fill in the blanks:
- A break or a crack between moving plates is called—-slide——.
- A—-. Lightning conductor —- protects tall buildings from lightning.
- The loud sound produced during lightning is called—-thundering——.
- In an atom,—– electron–——- are negatively charged particles.
- Combing your hair makes a—-negative—–charge on the comb.
- An electroscope is used to—detect——– charge.
- Bathing should be avoided during a thunderstorm to avoid contact with—–conductor———
9. Most of the earthquakes are caused by the movement of earth’s ——– tectonic plates————
State whether the following statements are ‘True’ (T) or ‘False’(F).
- A gold leaf electroscope is used to produce charges. F
- The air in the path of the lightning becomes very cold. F
- Like charges attract each other. F
- Lightning conductor cannot protect a building from lightning. F
- We should avoid taking a shower when it is lightning. T
Class 8 Science Question-answers