Tides are caused by the gravitational pull of the

Tides are caused by the gravitational forces of

A

Of Earth on Moon

B

Of Earth on Sun

C

Of Sun and Moon on Earth

D

Of Moon on Earth

I understand you've had a bad day, but pull yourself together and get on with your job. will you? Here, 'pull yourself together' means ---

A

to slay away from the hard task

B

to take preparation for the worst

C

to hire friends for doing the job

D

to calm down and behave normally

Tides are caused by the

A

gravitational attraction of the sun & the moon on earth's surface

B

earthquakes

C

violent winds

D

volcanoes

Tides are caused by the -

A

gravitational attraction of the sun & the moon on earth's surface

B

earthquakes

C

violent winds

D

volcanoes

Spring tides are caused when

A

Sun and moon are in line with earth

B

Solar tidal force acts opposite to lunar tidal force

C

Solar tidal force and lunar tidal force both coincide

D

None of these

Which of the following is caused by the combine deffects of the gravitational forces exerted by the Moon and the Sun on sea levels?

A

Currents

B

Runoff

C

Tides

D

Waves

প্রবল জোয়ারের কারণ কোনটি? (Which is the cause of high tides )

A

চন্দ্র পৃথিবীর সবচেয়ে কাছে থাকে (Moon is the closest to Earth)

B

চন্দ্র-সূর্যের সমকৌণিক অবস্থান (Moon-Sun equiangular position)

C

পৃথিবী সূর্যের সবচেয়ে কাছে থাকে (Earth is the closest to Sun)

D

চন্দ্র, সূর্য ও পৃথিবী একই সরলরেখায় থাকে (Moon, Sun and Earth are in the same straight line)

The tides in the sea are primarily due to

A

the atmospheric effect of the Earth

B

the gravitational effect of Venus on the Earth

C

the gravitational effect of the Sun on the Earth

D

the gravitational effect of the Moon on the Earth

Tides in the sea have stored in them ________

A

Hydraulic energy

B

Kinetic energy

C

Gravitational potential energy

D

A combination of all the above three forms of energy

Spring tides occur when ________

A

The moon is nearest to the earth

B

The moon is farthest from the earth

C

The moon, the sun and the earth are at right angles with the earth at the apex

D

The moon, the sun and the earth are in the same line

Tides are caused by the gravitational pull of the

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