If Jupiter were the size of a basketball, Earth would be the size a(n)
a. bacterium.
b. grain of rice.
c. marble.
d. orange.
e. grapefruit.
Answer: c. marble.
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The geology of Venus appears to be dominated by
a. volcanism. b. plate tectonics. c. erosion by flowing water. d. impact cratering. e. strip mining.
What is the primary reason why scientists accept the idea that the speed of light is the same for everyone?
A) because it makes sense when you think about it as Einstein did B) because it has been verified by many observations and experiments C) because no one has come up with a better idea about the speed of light D) because the theory is just so darn cool, it can't be wrong
In the two-slit experiment, the distance between the slits and the screen is 1.10 m and the distance between the slits is 0.100 mm
If the first-order bright fringe is measured to be 3.40 cm from the centerline, what is the wavelength of light? A) 354 nm B) 241 nm C) 133 nm D) 3.10 ?m E) 2.11 ?m
Which of the following could be the formula of an alkyne?
a. C6H6 b. C6H10 c. C6H12 d. C6H14