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
melomori [17]
3 years ago
9

Which of the following occurs on March 21?

Physics
1 answer:
iren [92.7K]3 years ago
6 0
Vernal equinox, for spring.
You might be interested in
Which of the following is an instantaneous speed?
Brilliant_brown [7]

Answer:

A: All of the above

Explanation:

The instantaneous speed of an object is simply the current seed of the object at any given time. The SI unit is m/S and it is a vector quantity.

Therefore, according to the given options, they all have SI units that are consistent with distance and time which makes them all an example of instantaneous speed.

5 0
3 years ago
What is the role of neutrons in the nucleus. ​
Serjik [45]

Answer:

<em><u>To be neutral</u></em>

Explanation:

Neutrons are electrically neutral but contribute to the mass of a nucleus to nearly the same extent as the protons. Neutrons can explain the phenomenon of isotopes (same atomic number with different atomic mass). The main role of neutrons is to reduce electrostatic repulsion inside the nucleus.

5 0
3 years ago
Read 2 more answers
One form of energy can be _____ another type of energy.
kotegsom [21]

We can answer this one very quickly.  From the <em>Law of Conservation of Energy</em>, we know that "Energy can't be created or destroyed.".

So that only leaves us one way to complete the sentence in this question:

"One form of energy can be <em>transformed into</em> another type of energy. "  <em>(B)</em>

4 0
3 years ago
Does a battery produce electric currents?
Leokris [45]

Answer:

A battery is a device that stores chemical energy and converts it to electrical energy. The chemical reactions in a battery involve the flow of electrons from one material (electrode) to another, through an external circuit. The flow of electrons provides an electric current that can be used to do work.

6 0
3 years ago
True or Flase The fastest moving traffic on the expressway will be traveling in the right lane
Yakvenalex [24]

I think this answer is False because i believe the right lane is the slowest lane you could be in.

5 0
3 years ago
Other questions:
  • How does the energy used by a 100 W lightbulb compare with the energy used by a 40 W lightbulb in a given amount of time? The 10
    9·2 answers
  • The temperature of an ideal gas in a sealed 0.5-m3 rigid container is reduced from 350 K to 270 K. The final pressure of the gas
    8·1 answer
  • It can be shown that Fick's law of diffusion can be adapted to find that the time for the first solute molecule to travel a dist
    7·1 answer
  • What is the structure of a magnet?
    11·1 answer
  • As an object increases in altitude, its mass:<br> b. decreases<br> c. remains the same
    13·2 answers
  • Talia is manufacturing rolls of wire for hanging pictures. She needs a material that is ..... so that it can easily be pulled in
    12·1 answer
  • Colton the Insulator of electricty.
    8·1 answer
  • In what way does the article contrast small cars with large cars?
    15·1 answer
  • A car with a velocity of 30 m/s accelerates uniformly at the rate of 2.0 m/s2 for 10 s. What is its final velocity?
    5·1 answer
  • Complete the sentence: Congruent means ____________________.
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!