India being number one in the Tiger population all over the world, Madhya Pradesh state has the highest number of tigers with 526 tigers and Karnataka is second with 524.
Which elements are most abundant in living organisms?
A) oxygen, nitrogen, carbon, hydrogen, sulfur, and phosphorus
B) carbon, potassium, iron, magnesium, hydrogen, and nitrogen
C) hydrogen, carbon, calcium, potassium, oxygen, and phosphorus
D) oxygen, calcium, phosphorus, sodium, hydrogen, and carbon
A) oxygen, nitrogen, carbon, hydrogen, sulfur, and phosphorus
B) carbon, potassium, iron, magnesium, hydrogen, and nitrogen
C) hydrogen, carbon, calcium, potassium, oxygen, and phosphorus
D) oxygen, calcium, phosphorus, sodium, hydrogen, and carbon
Answer & ExplanationAnswer: A) oxygen, nitrogen, carbon, hydrogen, sulfur, and phosphorus
Explanation:
Living organisms often contain trace amounts of several elements, but the most abundant ones are oxygen, carbon, hydrogen, nitrogen, calcium, sulphur and phosphorus.
A boy is swinging a ball attached to a string in a horizotal circle. If the string snaps
A) the ball will travel towards the center of the circle and fall down
B) it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
C) it will fall down at the same place where the string breaks
D) None of these
A) the ball will travel towards the center of the circle and fall down
B) it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
C) it will fall down at the same place where the string breaks
D) None of these
Answer & ExplanationAnswer: B) it will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down
Explanation:
The centripetal force having been removed the body cannot execute the curved path
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