THE HUMAN EYE AND THE COLOURFUL WORLD
SCATTERING OF LIGHT
The path of a beam of light passing through a true solution is not visible. But it is visible through a colloidal solution due to scattering of light.
Wednesday, February 16, 2022
11. The Human Eye and the Colourful World | Class 10 CBSE | Web Notes | Part 5: Atmospheric Refraction
THE HUMAN EYE AND THE COLOURFUL WORLD
ATMOSPHERIC REFRACTION
If an object is observed through hot air above a fire or radiator, it shows random wavering or flickering.
11. The Human Eye and the Colourful World | Class 10 CBSE | Web Notes | Part 4: Dispersion of White Light by a Glass Prism
THE HUMAN EYE AND THE COLOURFUL WORLD
DISPERSION OF WHITE LIGHT BY A GLASS
PRISM
When sunlight passes through a small hole, it gives a narrow beam of white light.
11. The Human Eye and the Colourful World | Class 10 CBSE | Web Notes | Part 3: Refraction of Light through a Prism
THE HUMAN EYE AND THE COLOURFUL WORLD
REFRACTION OF LIGHT THROUGH A PRISM
A triangular glass prism has two triangular bases and three rectangular lateral surfaces. These surfaces are inclined to each other. The angle between its two lateral faces is called the angle of the prism.
11. The Human Eye and the Colourful World | Class 10 CBSE | Web Notes | Part 2: Defects of Vision and their Correction
THE HUMAN EYE AND THE COLOURFUL WORLD
DEFECTS OF VISION AND THEIR
CORRECTION
Defects of vision (refractive defects) are caused due to gradual loss of power of accommodation.
11. The Human Eye and the Colourful World | Class 10 CBSE | Web Notes | Part 1: The Human Eye
THE HUMAN EYE AND THE COLOURFUL WORLD
THE HUMAN EYE
The eyeball is nearly spherical with a diameter of 2.3 cm.
Sunday, February 13, 2022
14. Sources of Energy | Class 10 CBSE | Web Notes | Part 4: Environmental Consequences
SOURCES OF ENERGY
ENVIRONMENTAL
CONSEQUENCES
Exploiting sources of energy disturbs the environment.
14. Sources of Energy | Class 10 CBSE | Web Notes | Part 3: Non-Conventional sources of energy
SOURCES OF ENERGY
ALTERNATIVE
OR NON-CONVENTIONAL SOURCES OF ENERGY
Solar Energy
14. Sources of Energy | Class 10 CBSE | Web Notes | Part 2: Conventional sources of energy
SOURCES OF ENERGY
CONVENTIONAL
(TRADITIONAL) SOURCES OF ENERGY
Fossil Fuels
14. Sources of Energy | Class 10 CBSE | Web Notes | Part 1: Introduction, What is a good source of energy?
SOURCES OF ENERGY
In a
physical or chemical process, total
energy is conserved.
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