Our atmosphere consists of__________ CO2?
Our atmosphere consists of__________ CO2?
A. 0.03 to 0.04% CO2
B. 0.3 to 0.4% CO2
C. 3 to 4% CO2
D. None of these
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Who first measured the velocity of light?
Who first measured the velocity of light?A. Einstein
B. Newton
C. Ole Roemer
D. GalileoAlbatros is__________?
Albatros is__________?
A. A sea bird
B. A beetle
C. A fruit
D. NoneInternal friction of fluid is called_________?
Internal friction of fluid is called_________?A. Viscosity
B. Surface tension
C. Resistance
D. Cohesive forceThe density of Air is_____________?
The density of Air is_____________?
A. 0.225 kg/m3
B. 1.025 kg/m3
C. 1.225 kg/m3
D. 1.425 kg/m3The lowest temperature ever recorded on the Earth is?
The lowest temperature ever recorded on the Earth is?A. –89.2 °C
B. –86.2 °C
C. –83.2 °C
D. –92.2 °CInvoluntary muscles in a human body are present in__________?
Involuntary muscles in a human body are present in__________?A. Brain
B. Tongue
C. Digestive system
D. Limbs