give 10 questions in chapter dispersion and refraction of light in class 8
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Questions :
Q. 1 what is the dispersion of light.
Q. 2 what is the cause of refraction.
Q. 3 what is refraction.
Q. 4 what are the rules to find the direction of deflection of a ray of light as it travels from one medium to another.
Q. 5 examples of reflection of light.
Q. 6 why do dispersion of light occurs.
Q. 7 examples of the dispersion of light.
Q. 8 what are the uses of dispersion of light.
Q. 9 what are the rules of refraction.
Q. 10 difference between refraction and reflection.
Q. 11 why refraction is important.
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