Some Natural Phenomena (lightning, earthquakes, electrostatic charge, safety measures)

Grade 6 Science — Some Natural Phenomena (lightning, earthquakes, electrostatic charge, safety measures): 25 practice questions with instant scoring and explanations.

1. Lightning is caused by:
2. The sound produced by lightning is called:
3. Thunder travels slower than lightning. This is why we:
4. The distance between us and a lightning strike can be estimated by:
5. A lightning conductor is used to:
6. During a thunderstorm, it is safest to:
7. An earthquake is caused by:
8. The point on the Earth's surface directly above the focus of an earthquake is called:
9. Earthquakes are measured using the:
10. An earthquake with a Richter magnitude of 2 is:
11. During an earthquake, the safest place to be is:
12. Electrostatic charge is created by:
13. When we rub a balloon on dry hair, it becomes charged due to:
14. Like charges _______ each other.
15. Unlike charges _______ each other.
16. When lightning strikes, the temperature at the strike point becomes as hot as:
17. The material used for a lightning conductor should be a good:
18. Seismic waves are produced by:
19. A safe building design for earthquake-prone areas includes:
20. In seismic zones, buildings are designed with reinforced:
21. When a comb is rubbed with dry hair, it can attract small pieces of paper because:
22. Lightning travels at approximately:
23. The main cause of thunderstorms is:
24. During a thunderstorm, we should avoid:
25. Earthquakes occur most frequently at: