Uranium-238 decays to Thorium-234 by emitting which of the following?
a. gamma ray
c. beta particle
b. positron
d. alpha particle
D
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Which of the following statements is true of the solar wind?
A) It makes the Sun gain mass. B) It can be considered an extension of the corona. C) It makes the gases from the solar atmosphere flow along the magnetic fields that point inward. D) It refers to slow-moving atoms and ions that enter the solar corona.
The kinetic theory of gases suggests the average kinetic energy per molecule is (for a monatomic gas)
A) 1/2 kT. B) 5/2 kT. C) 3/2 kT. D) 2 kT. E) kT.
A polar bear of mass 200. kg stands on an ice floe 100. cm thick. What is the minimum area of the floe that will just support the bear in saltwater of specific gravity 1.03? The specific gravity of ice is 0.98
What will be an ideal response?
"Zulu" is the designation for ______________ time
Fill in the blank(s) with correct word