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Compare the speed of sound in solids, liquids and gaseous mediums.

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Name the basic parts of the plant cell?

asked Nov 26, 2018 in Science by danish (1.0m points)

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Give organization of life?

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Define clockwise and anticlockwise torque?

asked Nov 20, 2018 in Physics by danish (1.0m points)

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Write the uses of oxygen.

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Explain with the help of experiment that which transmits sound more efficiently ,air or water?

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How light and carbon dioxide affect the process of photosynthesis?

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What do you know about prefix?

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How a molecule is formed?

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What is spectroscope?

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Write the use of many energy converters in our daily life.

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Why suspension and solutions do not show tyndall effect while do?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

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Investigate with the help of an experiment the effort required by different gear systems to lift the same load?

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Why fluids are used in aerosols?

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How wheel and axle are used in our daily life?Give at least three used.

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Describe how motion in a system of pulleys of different sizes is transferred to motion in an other system of various gears in the same structure

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Define heredity?

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Does the percentage calculation require the chemical formula of the solute?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

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Who discovered the relation between electricity and magnetism ?

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How eyes get used to darkness after sometime?

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