This is a hard question but i think sentence 2 has one
Answer: fluorescent
Explanation:
Emitting visible light as a result of the excitation of phosphors by ultraviolet photons produced by the passage of an electrical current through an inert gas infused with mercury” is the definition of florescent.
Florescent makes visible light through fluorescence. Fluorescence simply deals with how light is emitted through a substance which has absorbed light.
Answer:
<em>Despite the absence of reference text, the Korean War which was fought by the communist-backed North Korea and the US-backed South Korea was tragic due to the fact that many of the families affected by the war were forced to part ways. Moreover, famine and a series of dictatorial regimes plagued the two countries even after the signing of the Korean truce.</em>
Explanation:
Answer:
- The phrase "art history professor" should be set of with commas
Explanation:
the subject in this sentence is "Valentine's mother" "an art history professor just renames the or further describes the subject, ("an art history professor" is talking about "Valentine's mother") therefore it should be separated with commas.
I hope this helps you :)
