Related Questions

A fragment of solid matter which enters the upper atmosphere from outer space almost disintegrating before reaching the earth's surface is
A Meteorite
B Asteroid
C Meteor
D Comet
On the average, about what percentage of the solar energy that strikes the outer atmosphere eventually reaches the earth's surface?
A 5%
B 15%
C 30%
D 50%
E 70%
Depletion of ozone layer in the outer atmosphere may cause
A Lung cancer
B Skin cancer
C Bronchitis
D Heart disorder
Nina was 1.25 m tall. One year later she was 10% taller and in the nest year height increased a further 12% from her new height .What is her height after both increases?
A 146 cm
B 152 m
C 1.54 m
D 165 m
The average height of A, B and C is 148 cm. If the average height of A and B is 136 cm and that of B and C is 125 cm, then what is the height (in cm) of B?
A 56
B 78
C 112
D 130
If ‘Hs’ is the significant wave height, then the average wave height and highest wave height respectively are given by
A 0.6 Hs and 1.67 Hs
B 0.6 Hs and 1.87 Hs
C 1.27 Hs and 1.87 Hs
D 1.27 Hs and 1.67 Hs
At which height, the gaseous surrounding has covered the Earth's atmosphere?
A 100km
B 150km
C 200km
D 300km
Earth’s atmosphere is an envelope of gases extending to a height of
A 100 km
B 150 km
C 200 km
D 300 km
The earth's atmosphere is an envelope of gases present upto a height of about __________ kms.
A 10
B 200
C 1000
D 2000
There are five concentric layers within the atmosphere which is differentiated on the basis of temperature. The atmospheric layer which lies close to the earth's surface in which human being along with other organisms live is called troposphere. The rate at which air temperature in the troposphere gradually decreases with height is about __________ °C/km.
A 0.05
B 1
C 6.5
D 15

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