It’s possible because of gravity.
a hot cup because if a hot cup is hotter it's been in the sun too long
The most massivest stars end their lives as black holes. <em>(D)</em>
The strength of the electric and magnetic fields there is no physical "distance" of oscillation here. nothing is actually moving up and down if you draw light as a sinusoidal wave, the up and down motion is the strength of the EM fields cheers
<span>In human relation, imagined risks are defined as an exageration of a risk which can cause a person to develop a behaviour that negatively affect his or her self confidence. Imagined risks are imaginary and they are created out of fear and doubt. For instance, worrying about the possibility of a nuclear attack is an example of an imagined risk.</span>