Which statement about stellar populations is correct?
a. Population I stars are found in the disk and halo; Population II stars are found in the bulge.
b. Population I stars are found in the halo; Population II stars are found in the disk and bulge.
c. Population I stars are found in the disk; Population II stars are found in the bulge and halo.
d. Population II stars are found in the disk; Population I stars are found in the bulge and halo.
e. Population I stars are found in the bulge; Population II stars are found in the disk and halo.
c
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Give at least one example of each of the following:
(a) longitudinal standing wave. (b) transverse standing wave.
On an average diet, the consumption of 10.6 liters of oxygen releases how much energy? (4.50 kcal are released per liter of oxygen consumed.)
a. 45 kJ b. 199 kJ c. 44.3 kJ d. 4 430 kJ e. 399 kJ
A pure inductor is connected to an AC power supply. In this circuit, the current
A) leads the voltage by 90°. B) is in phase with the voltage. C) lags the voltage by 45°. D) lags the voltage by 90°. E) leads the voltage by 45°.
There are _______ nanometers in one meter
a. 1 × 10^3 b. 1 × 10^?3 c. 1 × 10^9 d. 1 × 10^?9 e. 400