Infrared has a lower frequency than ultraviolet light.
Im pretty sure its c but hope this helps :)
Reservoir is the answer to your question.
<span />
Answer:
The galaxies are moving away from Earth because the fabric of space itself is expanding. While galaxies themselves are on the move — the Andromeda Galaxy and the Milky Way, for example, are on a collision course — there is an overall phenomenon of redshift happening as the universe gets bigger.
Sorry someone flagged this
A combination of two or more metals is called and Alloy.