The temperature of the Sun's core is about 20,000 K
Indicate whether the statement is true or false
FALSE
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Jupiter and Saturn emit ____ heat than absorbed from the Sun due to _____ is the result of____
a. excess; nuclear reactions in their liquid metallic hydrogen cores. b. less; nuclear fusion of hydrogen to helium in their liquid metallic hydrogen cores. c. excess; heat left over from their formation d. less; heat left over from their formation
Which of the following is NOT a unit of pressure?
A) Pascal B) inches of mercury C) psi D) atmosphere E) N-
Oscillations in the early universe are most similar to:
A) water waves. B) sound waves. C) light waves. D) seismic waves. E) oscillations of stars in the instability strip of the H-R diagram.
Two point charges of + 6.00 ?C and + 9.00 ?C are placed inside a cube of edge length 0.100 m. The net electric flux due to these charges is given by
A) 0.340 × 106 Nm2/C B) 0.450 × 106 Nm2/C C) 1.69 × 106 Nm2/C D) 3.80 × 106 Nm2/C E) 4.20 × 106 Nm2/C