Question

Assignment 2. Perform the following activities at home and write the answers for the questions given. ( work to be done in fair note books)

1. Observe the sound of ticking clock or scratching the table by i) putting ear in contact with table ii) standing straight Q1. Which case the sound is more clear? Q2. State your conclusion about the speed of sound in different media.

2. Perform the investigation 6.4 of page no. 107 and mark the angle of incidence and angle of reflection Q1. State the value for angle of incidence and angle of reflection Q2.What is the relation between angle of incidence and angle of reflection.



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Answer 1

Answer:

u have to perform the activity and notice it