PLEASE HELP ME WITH THIS ONE QUESTION Which of the following is true about an electromagnet? (Select all that apply.)

A) Decreasing the number of coils around the core makes a strong magnet.

B) Decreasing the current flowing through the wire makes a stronger magnet.

C) Increasing the current flowing through the wire makes a strong magnet.

D) Adding more coils around the core makes a stronger magnet.

i believe the answer is a

as we probably am aware that our atmosphere or air have various levels, each level has different gasses, and each gas has another porousness. at the point when the light originates from lower porousness to higher penetrability, it alters its course. with the goal that implies that when the light originates from the moon to the earth, it alters it's course a lot more occasions. it essentially implies that the state of the light piece of the moon is changed on the earth.

not copied too! hope this !

joke:

h o h o hope you have a merry christmas!