The Convective Zone of the sun is the zone: a. that is responsible for emitting the light that we see. b. where the sun's energy is generated. c. where solar flares are ejected from the sun. d. where sunspots occur. e. where energy is transferred outward by convection.
The Convective Zone of the sun is the zone:
a. that is responsible for emitting the light that we see.
b. where the sun's energy is generated.
c. where solar flares are ejected from the sun.
d. where sunspots occur.
e. where energy is transferred outward by convection.
2.
Suppose your shortwave radio has a frequency of 300 MHz. If the speed of light is 300,000,000 m/s, then what is the wavelength of the waves from your radio, in meters?
3.
We can identify the elements in distant nebulae and stars because:
a. each element has a unique line spectrum.
b. we receive bits of the distant objects as meteorites.
c. each element has a unique Doppler effect.
d. we receive bits of the distant objects as comets.
e. pieces of the nebulae and stars reach us when they explode as supernovae.
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We can identify the elements in distant nebulae and stars because:
a. each element has a unique line spectrum.
b. we receive bits of the distant objects as meteorites.
c. each element has a unique Doppler effect.
d. we receive bits of the distant objects as comets.
e. pieces of the nebulae and stars reach us when they explode as supernovae.