Answer:
D
Explanation:
The electromagnetic radiation is emitted due to a particle moves from a higher to a lower energy state
<span>Boron : It is used in many cleaning products- detergents and bleaches.
Silicon : Silicon parts are used in computers, transistors, solar cells, LCD screens and other semiconductor devices.
Germanium : Create alloys in florescent lamps,Solar Cells,LEDs and other light emitting devices
Arsenic : car batteries,added to animal food to prevent disease and to promote growth
Antimony : used in machine bearings,used in way in the production of diodes, Hall effect devices and infra-red detectors,
Tellurium : used in making ceramics, chalcogenide glasses, tinting glasses,
Polonium : Polonium is used to eliminate static electricity produced
during processes such as rolling paper, wire and sheet metal.
Astatine : used as a radioactive tracer and in cancer treatment. </span>
The Law of Conservation of Mass states that matter can neither be created nor destroyed in a chemical reaction.
Answer:
B
Explanation:
The blubber is so thick acts as installation
Answer:
Polish
Explanation:
Usually in our world today, people especially ladies could sometimes apply varnish to their fingernails or toenails to enhance their beauty by colouring them or making them become shiny.
These varnish are called nail polish and they are solvent based.