Question # 1

The Moon creates tides also in our atmosphere, they are called.

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Winds

Solar tides

Lunar wind

Tides

Which of the following features of a wave is the number of waves that pass by each second.

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Loudness

Amplitude

Frequency

Wave speed

The degreee of hotness or coldness is called.

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Thermal contrction

Heat

Thermal Expansion

Temperature

Wave are of .............. types.

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Two

Three

Four

Five

Product fo combustion is.

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C

O2

CO2

All of these

The numebr of electorns present in an atom s equal to number of.

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Nucleus

Neutrons

Proton

Atom

Which one of the following statements is correct.

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1 m = 1000 km

m/s is the unit of displacement.

N is the unit of force

1 h = 60 s

Value of "g" is taken on Earth is.

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1.6 N/kg

9 N/kg

10 N /kg

100 N /kg

In Animals, exchange of gaes occure through.

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Liver

Heart

Brian

Lungs

The loss of water from aerial parts of the plants.

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Respiration

Photosynthesis

Evaporation

Transpiraton

The component of solution which is relatively large in quantity is

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Solute

Solution

Solvent

None of these

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