waves-and-energy

Courses List

7Videos

0Chapter tests

Total duration of lecture for this chapter
59 Minutes

Punjab Board 7th General Science Ch. 9

Waves and Energy

1 Waves 2 Lectures - 12:52

Waves

1 Heat and Temperature 0 Lectures - 00:00

Heat and Temperature

2 Basic Terms Related To Waves 1 Lectures - 10:30

Basic Terms Related To Waves

Basic Terms Related To Waves 10:30

3 Mechanical Waves 1 Lectures - 05:14

Mechanical Waves

Mechanical Waves 5:14

4 Question Answers 1 Lectures - 12:20

Question Answers

Question Answers 12:20

5 Characteristics of Sound 1 Lectures - 05:58

Characteristics of Sound

Characteristics of Sound 5:58

6 Electromagnetic Waves 1 Lectures - 06:03

Electromagnetic Waves

Electromagnetic Waves 6:03

Punjab Board 7th General Science