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Answers
Light travels in a straight line because the diffraction effect is least due to the small wavelength of light. So the small wavelength of light produces negligible diffraction and therefore light travels along a straight line.
Answer:
1)Light travels in a straight line because the diffraction effect is least due to the small wavelength of light. So the small wavelength of light produces negligible diffraction and therefore light travels along a straight line
2) incomplete question
3)The matter in which an object is made is called material. All the objects are made up of one or more materials. For example: Table is made of wood, so wood is a material. Nails are made of iron, so iron is a material.
...
Man-made material.
Objects Constituent material
Ball-pen Plastic, metal, ink
4)A homogenous mixture is that mixture in which the components mix with each other and its composition is uniform throughout the solution. A heterogenous mixture is that mixture in which the composition is not uniform throughout and different components are observed.
5)The main difference between scavenger and decomposer is that scavenger consumes dead plants, animals or carrion to break down the organic materials into small particles whereas decomposer consumes the small particles produced by the scavengers. ... Decomposers are manly fungi. Earthworms and bacteria are also decomposers.
Explanation:
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