Which of the following is not a basic or fundamental force in nature?
A. Strong nuclear force
B. Electromagnetic force
C. Frictional force
D. Gravitational force
Answer: C
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Which of the following can be considered a near Earth object?
A) An asteroid orbiting at a distance of 0.1 AU from the Sun B) An asteroid orbiting at a distance of 0.5 AU from the Sun C) An asteroid orbiting at a distance of 1.01 AU from the Sun D) An asteroid orbiting at a distance of 2.01 AU from the Sun
If an oxide is not protective, the weight gain as a function of time is _________.
Fill in the blank(s) with the appropriate word(s).
Using 0.0200 mol of an ideal monatomic gas, an isochoric process from A (230 kPa, 1.00 L) to B (98 kPa, 1.00 L) results in what change in internal energy?
A. -200 J B. +200 J C. -375 J D. +375 J
The present standard for time is based on
a. the transition of an electron between two energy levels of the cesium-133 atom. b. Earth's rotation. c. Earth's orbit. d. none of these.