<span>This is possible because Pierre-Jules-CĂ©sar Janssen, A french Astronomer, Discovered a thin yellow line while studying a total solar eclipse. The spectral lines in this thin yellow line was the same as excited helium molecules.</span>
Answer:
Ballast control system
Explanation:
The Ballast control systems are a <u>vital </u>part of the submersible rigs oil platforms, as it's made up of a network of pipes, valves, and pumps, and tanks which work as liquid control for keeping the temperature at a stable level as offshore drilling can extremely risky and environmental disasters can occur very often. Its is tied to the opposite side of the vessel to reduce the risk of a large chemical explosion, or counterbalance water in action.
A cold front<span> is the transition zone where a </span>cold<span> air mass is replacing a warmer one
</span>T<span>hey move more slowly than warm fronts.</span>
Because other three are characteristics of the cold front and they move faster than warm
so option D is correct
hope it helps
Answer:
they are mostly owned my national government
Deities can be defined as gods or goddesses. Hope it helps a bit :)