Answer:
With changing speed and/or in a circle
Carbon dioxide
Helium
Argon
Hydrogen
The correct answer is The electromagnetic waves appear more in red color.
<span>Since red is at the low-frequency end of the visible spectrum, we say that light from a receding star is shifted toward red, or redshifted.</span>
Answer:
Hey mate.....
Explanation:
This is ur answer...
<em>Polar bears are well adapted for survival in the Arctic. Their adaptations include: a white appearance - as camouflage from prey on the snow and ice. thick layers of fat and fur - for insulation against the cold.</em>
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Haven't taken physics but I would assume if her friend is standing in front of her that you would add up the speeds and get 30 km/hr.
