Some Natural Phenomena [CBSE (Central Board of Secondary Education) Class-8 Science]: Questions 1 - 6 of 37
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Question 1
Question MCQ▾
Seismic waves of earthquake can be detected with a sensitive instrument called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Electroscope | |
b. | Richter scale | |
c. | Seismograph | |
d. | None of the above |
Question 2
Question MCQ▾
Boundaries of the tectonic plates are weak zones. These weak zones are called as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Seismic zone | |
b. | Fault zone | |
c. | Both a. and b. are correct | |
d. | Question does not provide sufficient data or is vague |
Question 3
Question MCQ▾
Charged objects are defined as:
Choices
Choice (4) | Response | |
---|---|---|
a. | Property of objects due to which it applies and experiences electric force | |
b. | An arrangement to deduct charge | |
c. | Producing charge on a body by rubbing | |
d. | Allowing the charge to flow to the earth |
Question 4
Question MCQ▾
Major cause of the earthquake is:
Choices
Choice (4) | Response | |
---|---|---|
a. | Movement of the tectonic plates | |
b. | Movement of the earth | |
c. | Movement of the middle layer of earth | |
d. | Question does not provide sufficient data or is vague |
Question 5
Question MCQ▾
Innermost layer core of the earth consists of:
Choices
Choice (4) | Response | |
---|---|---|
a. | Solid iron and nickel | |
b. | Silicate rock | |
c. | Molten iron and nickel | |
d. | Both a. and c. are correct |
Question 6
Question MCQ▾
Like charges:
Choices
Choice (4) | Response | |
---|---|---|
a. | Attract each other | |
b. | Shows no reaction | |
c. | Repel each other | |
d. | Question does not provide sufficient data or is vague |