Need assistance in explaining the following.

1.      The photosphere is the visible surface of the Sun. T

2.      Below the photosphere not much light is produced but it is allowed to escape into space. F

3.      In the granulation of the photosphere, the hotter bright granules are rising redshifted regions and the darker cooler granules are sinking blueshifted regions. F

4.      The chromosphere of the Sun is fainter and hotter than the photosphere. T

5.      Spicules and filaments are fingers of cooler gas from the lower chromosphere extending upward into the hotter regions of the chromosphere. T