CBSE (Central Board of Secondary Education) Class-8 Science: Questions 356 - 361 of 465

Choose Programs:

🎯 465 MCQs (& PYQs) with Full Explanations (2024-2025 Exam)

Rs. 300.00 -OR-

3 Year Validity (Multiple Devices)

CoverageDetailsSample Explanation

Help me Choose & Register (Watch Video) Already Subscribed?

Question 356

Question MCQ▾

Frequency perceived by a listener is called as:

Choices

Choice (4)Response

a.

Loudness

b.

Pitch

c.

None of the above

d.

Question does not provide sufficient data or is vague

Edit

Question 357

Question MCQ▾

Sparks in the sky are called as:

Choices

Choice (4)Response

a.

Tsunami

b.

Lightning

c.

Earthing

d.

Charging

Edit

Question 358

Question MCQ▾

Earthquake is:

Choices

Choice (4)Response

a.

Storm wave

b.

Thunderstorm

c.

Phenomenon in which the ground suddenly and violently shakes

d.

Earthing

Edit

Question 359

Question MCQ▾

Safety measures against lightening are:

Choices

Choice (4)Response

a.

Do not use wired phones

b.

Rush indoors to protect yourself

c.

Keep distance from vulnerable locations

d.

All a., b. and c. are correct

Edit

Question 360

Question MCQ▾

Force of friction depends upon the:

Choices

Choice (4)Response

a.

Greater the roughness of the two surfaces greater is the force of friction

b.

State of roughness of two surfaces

c.

State of smoothness of two surfaces

d.

Both a. and b. are correct

Edit

Question 361

Question MCQ▾

Lubrication is a process of:

Choices

Choice (4)Response

a.

Fluid friction

b.

Converting dry friction into wet friction

c.

Use of lubricants for reducing friction

d.

Both b. and c. are correct

Edit