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Aloiza [94]
3 years ago
7

What causes the appearance of lines in an emission spectrum?

Chemistry
2 answers:
lora16 [44]3 years ago
6 0

It's B on if you're taking it on Edge.

soldi70 [24.7K]3 years ago
3 0

 Emission spectrum is the spectrum of frequencies of electromagnetic radiation which are emitted due to an atom or molecule making a transition from a high energy state to a lower energy state.

So, the appearance of lines in an emission spectrum is caused by :

Light is released as an electron moves to a lower energy state.

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Tema [17]

Answer:

a. Urmila always goes to the temple, doesn't she?

b. Was the baby playing with the doll?

c. When will Peter start a business?

d. They have not finished the work yet.

e. She told me that her brother knows me.

f. Sita was married by Ram.

Explanation:

A. In grammar, a question tag is a very short clause at the end of a statement which changes the statement into a question. For example, in 'She said half price, didn't she?' , the words 'didn't she' are a question tag.

B. Interrogative questions/sentences often have to get a yes/no answer.

C. The "next year" will be the answer to that question. U need to ask when.

D. The have not done the work yet, therefore the answer would change from "not finish" to "have not finished"

E. Indirect speech is speech which tells you what someone said. It's like the game "telephone" indirect speech is what you tell someone else, what another person said, or what someone else tells you what another person said.

F. Passive voice means that a subject is a recipient of a verb's action.

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