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Waves And Energy
Punjab
Class 7
General Science (
Total Videos: 135
)
Preference
All Chapters
Chapter 1: Plant Systems
Chapter 2: Human Respiratory And Circulatory Systems
Chapter 3: Immunity And Diseases
Chapter 4: Structure of An Atom
Chapter 5: Physical And Chemical Changes
Chapter 6: Chemical Bonds
Chapter 7: Solutions
Chapter 8: Force And Motion
Chapter 9: Waves And Energy
Chapter 10: Heat and Temperature
Chapter 11: Technology In Everyday Life
Chapter 12: Earth And Space
Show Content
Select a chapter above and press 'Show Content'. Click a video topic below to view.
Chapter 9 Waves And Energy (
15 videos
)
  (
Practice Test
)
9.1: Waves
Waves
9.2: Mechanical Waves (
Practice Test
)
Waves
Transverse Waves
1579 views
Longitudinal Waves
972 views
Sound Waves Are Vibrations
421 views
9.3: Basic Terms Related To Waves (
Practice Test
)
Amplitude And Wavelength of Sound Waves
1114 views
Time Period And Frequency of Sound Waves
701 views
Amplitude and Relationship Between Frequency And Time Period of Waves
Audible Frequency Range
227 views
9.4: Characteristics of Sound (
Practice Test
)
Sound
1461 views
Pitch of Sound
6376 views
Loudness of Sound
989 views
Factors Affecting Loudness of Sound
Some Common Phenomenon of Sound
9.5: Electromagnetic Wave
Mechanical and Electromagnetic Waves
4682 views
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