Lakhmir Singh and Manjit Kaur Solutions for Chapter: Sound, Exercise 5: Questions Based on High Order Thinking Skills (HOTS)

Author:Lakhmir Singh & Manjit Kaur

Lakhmir Singh Science Solutions for Exercise - Lakhmir Singh and Manjit Kaur Solutions for Chapter: Sound, Exercise 5: Questions Based on High Order Thinking Skills (HOTS)

Attempt the free practice questions on Chapter 13: Sound, Exercise 5: Questions Based on High Order Thinking Skills (HOTS) with hints and solutions to strengthen your understanding. Lakhmir Singh's SCIENCE FOR CLASS 8 solutions are prepared by Experienced Embibe Experts.

Questions from Lakhmir Singh and Manjit Kaur Solutions for Chapter: Sound, Exercise 5: Questions Based on High Order Thinking Skills (HOTS) with Hints & Solutions

MEDIUM
8th CBSE
IMPORTANT

The sound from an insect is produced when it vibrates its wings at an average rate of 500 vibrations per second. What is the time period of the vibrations?

MEDIUM
8th CBSE
IMPORTANT

The sound from an insect is produced when it vibrates its wings at an average rate of 500 vibrations per second. What is the frequency of the vibrations in hertz?

MEDIUM
8th CBSE
IMPORTANT

The sound from an insect is produced when it vibrates its wings at an average rate of 500 vibrations per second. Can we hear this sound? Why or why not? 

EASY
8th CBSE
IMPORTANT

There are three small bones in the middle ear. Name the three bones.

MEDIUM
8th CBSE
IMPORTANT

There are three small bones in the middle ear. Which of these bones is in touch with the oval window?   

MEDIUM
8th CBSE
IMPORTANT

There are three small bones in the middle ear. Which of these bones is in touch with the eardrum?    

MEDIUM
8th CBSE
IMPORTANT

There are three small bones in the middle ear. Which bone is in touch with the other two bones?

MEDIUM
8th CBSE
IMPORTANT

Explain why, if we strike a steel tumbler with a metal spoon lightly, we hear a feeble sound but if we hit the tumbler hard, a loud sound is heard.