The simple Big Bang theory does not solve all of the problems that we observe (or hope to observe) in our universe. These problems include all of the following EXCEPT:
e.
The Big Bang does explain that the universe used to be very dense and therefore very hot. The expansion of the universe explains the cooling
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For the typical "household ac voltage" of 120 V, what is the amplitude of the emf?
A. 120 V B. 240 V C. 60.0 V D. 170 V E. 330 V
Because more massive stars have more gravitational energy, they can fuse heavier nuclear fuels
a. True b. False Indicate whether the statement is true or false
Thin Lenses: A cup that is 6.0 cm tall is in front of a concave lens. The image of the cup is 2.5 cm tall and 7.5 cm from the lens. What is the focal length of the lens?
A. -6.0 cm B. -7.5 cm C. -13 cm D. +18 cm E. +6.0 cm
An impact crater that is 10 kilometers across was probably made by the impact of an object about ________ across.
A) 10 meters B) 100 meters C) 1 kilometer D) 10 kilometers E) 100 kilometers