Which element has the third most % in human body?
Which element has the third most % in human body?
A. Oxygen 65%
B. Calcium 75%
C. Hydrogen 10%
D. Carbon 18%
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Who came up with three laws of motion?
Who came up with three laws of motion?A. Galileo
B. Albert Einstein
C. Issac Newton
D. HubbleEnology is the study of____________?
Enology is the study of____________?A. Wine
B. Digestion
C. Kidneys
D. NoneWhich of the following is used as a lubricant?
Which of the following is used as a lubricant?A. Graphite
B. Silica
C. Diamond
D. Iron oxideGraphite is best suited for lubrication in air. It is a mineral made of loosely bonded sheets of carbon atoms, giving it a slippery texture that makes it a very effective lubricant.
Big Bang was an explosion that occurred ?
Big Bang was an explosion that occurred ?
A. 10 Billion years ago
B. 15 Billion years ago
C. 20 Billion years ago
D. 25 Billion years agoYear is longest on:___________?
Year is longest on:___________?
A. Jupiter
B. Earth
C. Mercury
D. MarsNeptune has the longest orbital period of any planet in the Solar System. one Year of Neptune is 60,182 Earth days. However this Question is asking between the given choices so correct choice is Jupiter(4,332 Earth days).
Muscle fatigue is caused by the accumulation of___________?
Muscle fatigue is caused by the accumulation of___________?
A. Uric acid
B. Lactic acid
C. Oxalacetic acid
D. Fyruvie acid