Class 7 > SCIENCE
1.1. SI Unit And Length
1.2. Mass And Time
1.3. Area And Volume
2.1. Centripetal Force And Gravitational Force
2.2. Magnetic, Electrostatic And Frictional Force
3.1. Scalar And Vector
4.1. Speed, Acceleration And Velocity
5.1. Lever
5.2. Wheel And Axle, Pulley
5.3. Inclined Plane, Wedge And Screw
6.1. Pressure
7.1. Light, Sound And Electrical Energy
8.1. Energy, Work And Power - Mechanical Energy
8.2. Magnetic And Nuclear Energy
8.3. Work
8.4. Power
9.1. Conduction Of Heat
9.2. Convection And Radiation Of Heat
9.3. Thermos And Thermometer
10.1. Reflection Of Light
10.2. Periscope And Kaleidoscope
11.1. Sound - Sound & Wave
11.2. Speed Of Sound In Different Medium
12.1. Making A Magnet
12.2. Magnet
13.1. Current And Electricity
13.2. Static Electricity
14.1. Elements And Compounds
15.1. Atoms And Molecules
16.1. Elements Of Environment
17.1. Evaporation, Sublimation And Centrifuging
18.1. Crystallization And Solution
19.1. Metals And Non-Metals
20.1. Alloy And Non-Metal
21.1. Phenol, Detergent, Detol & Fertilizers
22.1. Vertebrates
23.1. Cryptogams
23.2. Phanerogams
23.3. Vegetative Parts Of Plant
23.4. Flower
24.1. Cell Wall And Cell Membrane
24.2. Cell Organelles
24.3. Cell Organelles - Plastid
24.4. Unicellular Organism
25.1. Life Process
26.1. Respiration In Plants
27.1. Digestive System
28.1. Excretion
29.1. Structure Of Earth
30.1. Types Of Rock
31.1. Atmosphere And Wind
32.1. Weather Forecasting
33.1. Components Of Atmosphere
34.1. Solar System
35.1. Stars And Constellations
36.1. Natural Resources
36.2. Importance Of Natural Resource
36.3. Natural Resource Conservation
37.1. Elements Of Environment
38.1. Living Community
39.1. Man And Environment
40.1. Environment Degradation
41.1. Natural Disaster
42.1. Environmental Sanitation
43.1. Environmental Conservation
44.1. Sustainable Development
44.2. Nature Friendly Development
Magnetic, Electrostatic And Frictional Force
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