1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Volgvan
4 years ago
10

What is an aurora, and how does it form? (on the sun)

SAT
1 answer:
aleksandrvk [35]4 years ago
6 0
Auroras are a sign that the sun and earth are connected by more than sunlight, they indicate that something is happening in space. The aurora forms when charged particles emitted from the sun during a solar flare penetrate the earths magnetic shield and collides with the atoms and molecules in our atmosphere.
You might be interested in
Making changes in the dna of an organism is called.
stiks02 [169]
Making changes in the dna of organism is called mutation
4 0
3 years ago
Which of these is a factor when determining the safe speed for a vessel?.
Olenka [21]

In determining safe speed of a vessel we must consider visibility, traffic density etc.

<h3>What is safe speed?</h3>

The safe speed of a vessel is the maximum speed the vessel can be operated to avoid hazards such as collision, damage of vessel, etc.

<h3>Factors considered when determining safe speed of vessels</h3>

In determining safe speed of a vessel we must consider the following factors such as;

  • Weather condition, eg visibility
  • Traffic density,
  • Background light at night, etc

Thus, in determining safe speed of a vessel we must consider visibility, traffic density etc.

Learn more about safe speed here: brainly.com/question/6504879

5 0
2 years ago
A stationary siren emits a sound of frequency 1000 hz and wavelength 0. 343 m. An observer who is moving toward the siren will m
madam [21]
Ummmmmmm I’m not sure just quizlet it. Trust me it helps me A lot
8 0
3 years ago
Read 2 more answers
Which of the following sentences correctly uses a semicolon?
Cloud [144]

Answer:

A) Someone totally messed up my room; my sister looked very guilty.

Explanation:

Semicolons are kind of a period to a sentence, but it is used to link two sentences about the same topic into one sentence.

7 0
3 years ago
Read 2 more answers
A college-bound student is least likely to participate in which of these CTSOs?
djyliett [7]

Answer:

a

Explanation:

6 0
3 years ago
Other questions:
  • All of the In a five-choice multiple-choice test, which letter is most often the correct answer?following are tips to watch out
    10·2 answers
  • What is the area of a square with a length of 2m and a width of 2m
    7·2 answers
  • What subject are assessed on the ACT? (check all that apply)
    10·1 answer
  • State five factors of Christian religious practice<br>​
    5·2 answers
  • Distance to Finish Line
    5·1 answer
  • What is
    10·1 answer
  • Why did the bicycle shop owner sell his shop?
    7·2 answers
  • if 9 people greet each other at a meeting by shaking hands with one another, how many handshakes will take place?
    11·1 answer
  • The valence electrons in an atom of phosphorus in the ground state are all found in.
    13·1 answer
  • A manufacturer of potato chips would like to know whether its bag filling machine works correctly at the 426 gram setting. Based
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!