The wind has weight but why can't we see the wind ?

The wind has weight but why can't we see the wind ?
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Anemometer is used to measure (1) wind direction (2) wind velocity (3) pressure gradient (4) wind speed and time

Description : Anemometer is used to measure (1) wind direction (2) wind velocity (3) pressure gradient (4) wind speed and time

Last Answer : wind velocity

The cause for the Tsunami, as deduced by the seismologists, is (1) gravitational pull of the moon (2) low pressure trough in the ocean (3) deformation of sea floor and vertical displacement of water (4) sudden change in the monsoon wind

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Last Answer : deformation of sea floor and vertical displacement of water

Velocity of sound in air does not change with the change of (1) Temperature of air (2) Pressure of air (3) Moisture content in air (4) Wind in the direction of propagation of sound

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The swing of a spinning cricket ball in air can be explained on the basis of (1) Sudden change in wind direction. (2) Buoyancy of air. (3) Turbulence caused by wind. (4) Bernoulli’s theorem.

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Last Answer : Turbulence caused by wind.

The oldest type of energy known to man is (1) wind power (2) solar power (3) tidal energy (4) geothermal energy

Description : The oldest type of energy known to man is (1) wind power (2) solar power (3) tidal energy (4) geothermal energy

Last Answer : geothermal energy

The instrument used to measure the speed of the wind is (1) Altimeter (2) Anemometer (3) Chronometer (4) Dosimeter

Description : The instrument used to measure the speed of the wind is (1) Altimeter (2) Anemometer (3) Chronometer (4) Dosimeter

Last Answer : Anemometer

In which of the following cases, kinetic energy is being used in performing work ? (1) Paddling the bicycle to cover a distance (2) Driving a car to cover a distance (3) Wind mill grinding wheat grain (4) Rowing a boat in the lake

Description : In which of the following cases, kinetic energy is being used in performing work ? (1) Paddling the bicycle to cover a distance (2) Driving a car to cover a distance (3) Wind mill grinding wheat grain (4) Rowing a boat in the lake

Last Answer : Driving a car to cover a distance

Which of the following is a nonrenewable source of energy ? (1) Biogas (2) Solar (3) Wind (4) Coal

Description : Which of the following is a nonrenewable source of energy ? (1) Biogas (2) Solar (3) Wind (4) Coal

Last Answer : Coal

Instrument used to measure the force and velocity of the wind is (1) Ammeter (2) Anemometer (3) Altimeter (4) Audiometer

Description : Instrument used to measure the force and velocity of the wind is (1) Ammeter (2) Anemometer (3) Altimeter (4) Audiometer

Last Answer : Anemometer