STD 9 Physics

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Created by Course All Last updated Mon, 06-Dec-2021 English
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Curriculum for this course
113 Lessons 13:43:21 Hours
Chapter 8 Motion
22 Lessons 02:01:24 Hours
  • Chapter -8 Motion
  • INTRODUCTION 00:03:09
  • REFERENCE POINT 00:05:11
  • MOTION CAN BE OF DIFFRENT TYPES 00:01:16
  • SCALAR VS VECTOR 00:06:26
  • DISTANCE AND DISPLACEMENT 00:07:03
  • POSITION TIME RELATION 00:05:48
  • QUESTION 00:03:07
  • QUESTION 00:02:10
  • UNIFORM AND NON UNIFORM MOTION 00:08:05
  • SPEED 00:05:10
  • AVERAGE SPEED 00:04:55
  • VELOCITY 00:04:08
  • AVERAGE VELOCITY 00:09:05
  • ACCELERATION 00:18:28
  • DISTANCE-TIME GRAPH 00:08:37
  • VELOCITY- TIME GRAPH 00:11:39
  • POSITION TIME RELATION 00:05:48
  • EQUATION FOR POSITION-VELOCITY RELATION 00:05:14
  • QUESTION 00:03:44
  • UNIFORM CIRCULAR MOTION 00:02:21
  • TEST 00:00:00
  • Chapter - 9 Force and Laws of Motion
  • INRO 00:01:26
  • EFFECTS OF FORCE 00:04:36
  • BALANCED AND UNBALANCED FORCES 00:09:23
  • QUESTION 00:03:44
  • NEWTONS FIRST LAW OF MOTION 00:14:18
  • WHAT IS MOMENTUM? 00:07:01
  • NEWTONS SECOND LAW OF MOTION 00:02:51
  • WHAT IS CHANGE IN MOMENTUM? 00:10:45
  • QUESTION 00:02:05
  • QUESTION 00:05:42
  • NEWTONS THIRD LAW OF MOTION 00:10:44
  • EXAMPLE 00:04:00
  • CONSERVATION OF MOMENTUM 00:14:08
  • Test 00:00:00
  • Chapter - 10 Gravitation converted
  • WHAT IS GRAVITY? 00:09:20
  • GRAVITATIONAL FORCE 00:13:01
  • WHAT IS UNIVERSAL LAW OF GRAVITATION 00:11:35
  • WHAT GRAVITATIONAL CONSTANT? 00:05:37
  • QUESTION 00:04:13
  • KEPLER'S LAW 00:10:13
  • IMPORTANT NATURAL PHENOMENA 00:05:01
  • FREE FALL AND ACCELERATION DUE TO GRAVITY 00:20:48
  • DIFFERENT EQUATIONS OF MOTION FOR FREE FALLING OBJECT 00:06:17
  • QUESTION 00:08:31
  • MASS AND WEIGHT 00:11:09
  • COMPARISON OF WEIGHT ON EARTH AND MOON 00:07:13
  • THRUST 00:05:20
  • PRESSURE 00:05:37
  • PRESSURE IN FLUIDS 00:04:27
  • BUOYANCY 00:05:27
  • ARCHIMEDES PRINCIPLE 00:09:29
  • DENSITY AND RELATIVE DENSITY OF AN OBJECT 00:14:05
  • Test 00:00:00
  • Chapter - 11 Work_and_Energy-converted
  • INTRO 00:04:20
  • WORK FORMULA (QUE) 00:06:52
  • WORK DONE AGAINST GRAVITY (QUE) 00:11:56
  • FORCE ACTING OBLIQUELY 00:11:18
  • POSITIVE,NEGATIVE AND ZERO WORK DONE 00:09:29
  • WORK DONE BY BODY MOVING 00:07:23
  • WHAT IS ENERGY? 00:03:59
  • DIFFERENT TYPES OF ENERGY 00:20:10
  • KINETIC ENERGY 00:07:29
  • POTENTIAL ENERGY 00:05:16
  • QUESTION 00:01:17
  • POWER 00:09:43
  • LAW OF CONSERVATION OF ENERGY 00:16:23
  • Test 00:00:00
  • Chapter - 12 Sound converted
  • WHAT IS SOUND? 00:02:08
  • HOW IS SOUND PRODUCED? 00:11:20
  • WAVES 00:07:39
  • LONGITUDINAL AND TRANSVERSE WAVE 00:06:16
  • COMPRESSIONS AND RAREFACTIONS IN SOUND WAVE 00:08:51
  • CHARACTERISTICS OF SOUND WAVE 00:12:26
  • FREQUENCY OF A SOUND 00:10:15
  • WAVELENGTH OF SOUND WAVE 00:05:15
  • SPEED OF SOUND 00:11:49
  • FORMULA OF SPEED OF SOUND 00:11:03
  • REFLECTION OF SOUND 00:11:25
  • ECHO 00:05:59
  • MINIMUM DISTANCE REQUIRED TO HEAR AN ECHO 00:02:56
  • REVERBERATION OF SOUND 00:03:43
  • AUDIBLE AND INAUDIBLE 00:05:49
  • APPLICATION OF ULTRASOUND 00:11:26
  • STRUCTURE OF HUMAN EAR 00:13:36
  • Test 00:00:00
  • INTRO 00:03:49
  • THE MOVEMENT OF AIR : WINDS 00:14:44
  • THE MOVEMENT OF AIR: WINDS 00:16:42
  • ROLE OF ATMOSPHERE 00:05:54
  • SEA BREEZE AND LAND BREEZE 00:08:40
  • AIR POLLUTION 00:20:00
  • OZONE LAYER (O3) 00:10:11
  • GREENHOUSE EFFECT 00:08:31
  • WATER : A WONDER LIQUID 00:09:23
  • RAIN AND WATER HARVESTING 00:16:04
  • WATER POLLUTION 00:08:22
  • HARMFUL EFFESTS OF WATER POLLUTION 00:09:48
  • SOIL 00:06:54
  • SOIL PROFILE AND COMPOSITION 00:08:37
  • TYPES OF SOIL 00:06:57
  • SOIL EROSION 00:17:48
  • LICHEN 00:04:37
  • BIOGEOCHEMICAL CYCLES 00:06:13
  • CARBON CYCLE 00:05:14
  • NITROGEN CYCLE 00:07:52
  • Test 00:00:00
  • Chapter - 14 Natural Resources
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