Mass of Earth is___________?
Mass of Earth is___________?
A. 5.972 × 1024 kg.
B. 6.972 × 1024 kg
C. 7.972 × 1024 kg
D. 8.972 × 1024 kg
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Stars in the sky appear to twinkle due to _________?
Stars in the sky appear to twinkle due to _________?A. a series of refractions
B. a series of reflections
C. a surface tension phenomenon
D. multiple diminishing brightnessNASA scientists have recently detected water vapor on which Jupiter’s moon?
NASA scientists have recently detected water vapor on which Jupiter’s moon?A. Callisto
B. Europa
C. lo
D. NoneThe volume of Blood in a Human body to be approximately _________ of body weight?
The volume of Blood in a Human body to be approximately _________ of body weight?
A. 6%
B. 7%
C. 8%
D. 9%Silver fish is the name of__________?
Silver fish is the name of__________?A. Insect
B. Fish
C. Bird
D. MammalVitamins A,D,E & _______ are fat soluble .
Vitamins A,D,E & _______ are fat soluble .A. Vitamin B
B. Vitamin C
C. Vitamin K
D. AOTOne Gross is equal to___________?
One Gross is equal to___________?A. 5 Dozen
B. 10 Dozen
C. 12 Dozen
D. None of themA gross refers to a group of 144 items (a dozen dozen or a square dozen, 122). A great gross refers to a group of 1728 items (a dozen gross or a cubic dozen, 123). A small gross or a great hundred refers to a group of 120 items (ten dozen, 10×12).