Helium always has two neutrons in its nucleus
a. True
b. False
Indicate whether the statement is true or false
False
Physics & Space Science
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No known white dwarf has a mass greater than the Chandrasekhar limit
Indicate whether the statement is true or false
Physics & Space Science
A line of equal longitude is called a
a. meridian. b. zone. c. circle. d. parallel.
Physics & Space Science
A ball is thrown straight upward. While it is moving upward, the ball's acceleration is
A) zero, i.e., the ball is not accelerating. B) in the horizontal direction. C) in the upward direction. D) in the downward direction. E) None of the above.
Physics & Space Science
In which case would the net force due to water pressure on a solid object be greater?
(i) when the object is in water at 100-meter depth (ii) when the object is in water at 200-meter depth
1.(i) 2.(ii) 3.Choices (i) and (ii) would have the same net force due to the water on them. 4.It depends on the orientation of the object.
Physics & Space Science