yesimbroke11 yesimbroke11

02-06-2022
Chemistry

contestada

Which of these is NOT true about electromagnets?

They are permanent.

Increasing the battery makes them stronger.

They need a battery or other source of current.

Increasing the number of coils makes them stronger.

Respuesta :

jsimpson11000 jsimpson11000

02-06-2022

Answer:

Permanent = false

Explanation:

All of the other choices are true

Answer Link

Otras preguntas

To determine the height of a flagpole, abby throws a ball straight up and times it. she sees that the ball goes by the top of the pole after 0.50 s and then rea

Which circumstance was most directly responsible for the rapid growth of the railroad industry?

Jenny borrowed $500 for five years at 4 percent interest, compound annually. What is the total amount she will have paid when she pays off the loan

Which kind of user requires the capabilities of a workstation or other powerful computer? soho power mobile key?

Compare and contrast present day American culture with the eastern Woodlands Native American culture

Select the phrase that best describes the pronoun-antecedent agreement below. “Half of the tigers at the zoo eat raw meat at its noontime meal.” Correct as wr

Miss sim traveled 42 countries in 60 days at this rate how many countries would you travel in 40 days

Lena is taking four classes. In one class, she is getting an 83. In another, she is getting another 83. In the third class, she is getting a 91. In her fourth c

HELP!!!!!!!!!!!!!!!!!!!!!!!

What are different ways science benefits society? (NEED ANSWERS FAST)