Please select a subject first
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The splitting of white light in to seven colors is called ______.
Concept: undefined >> undefined
The sunlight can be split into its constituent colors using ______.
Concept: undefined >> undefined
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Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
Concept: undefined >> undefined
Say TRUE or FALSE
After passing through a prism, white light splits into a band of seven colours
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What are the effects of electricity?
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What is the difference between a fuse wire and a heating wire?
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The Dissolution of glucose in water is also an ______ change.
Concept: undefined >> undefined
Match the following:
| Colum I | Column II | ||
| 1. | Alloying | a. | Exothermic change |
| 2. | Crystallization | b. | Periodic change |
| 3. | Soap powder + water | c. | Mixing of molten solids |
| 4. | Seasonal changes | d. | Pure solid |
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Give examples of the endothermic process.
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Give examples for the exothermic process.
Concept: undefined >> undefined
Which one of the following is involved for the formation of rainbow in the sky?
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Why do you think some animals eat plastic?
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Explain about plastic eating bacteria.
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True or False – If False give the correct answer
The fuse wire does not melts whenever there is overload in the wiring.
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Name some devices that run using heat effect of electric current
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Explain the heating effect of electric current.
Concept: undefined >> undefined
______ is an example of a periodic change.
Concept: undefined >> undefined
True or False. If false, give the correct answer.
Cutting of cloth is an example of a periodic change.
Concept: undefined >> undefined
