What are the appropriate units for the Sun's luminosity?
A) Kilograms B) Joules C) Watts D) Newtons
C
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Fill in the blank in the following chemical reaction that occurs in theSun: Deuterium+proton = ?? + energy:
a) hydrogen-1 b) helium-3 c) deuterium-2 d) carbon-12 e) helium-4
The energy for plate tectonics comes primarily from radioactive decay in our core
Indicate whether the statement is true or false
If you drop a pencil while riding on a smooth riding bus, why does the pencil land at the same place it would if the bus were at rest?
What will be an ideal response?
Alternating current has an advantage over direct current because ________
a. one can step up the voltage that one can use b. batteries can be displaced in most circuits c. electrical generators can be made to function d. incandescent lights will only work with AC