What do CAIs include?
a. carbon and aluminum
b. carbon and ammonium
c. calcium and argon
d. chlorine and argon
e. calcium and aluminum
e
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The Full Moon sets at
A. midnight. B. noon. C. sunset. D. sunrise.
If no molecular collisions occurred in a sample of gas, temperature of the gas would
A) increase. B) decrease. C) be unaffected.
In a nuclear reaction, what value is conserved in addition to electric charge, energy, and momentum?
A) atomic number B) neutron number C) nucleon number D) all of the given answers E) none of the given answers
What is true of a blackbody?
A) If its temperature doubled, the peak in its radiation curve would be doubled in wavelength. B) Its energy peaks at the wavelength determined by its temperature. C) It has a complete absence of thermal energy. D) Its energy is not a continuum. E) It appears black to us, regardless of its temperature.