Answer:
this is because Steel is more difficult to magnetise and demagnetise but an iron core makes a temporary electromagnet because its lose its magnetism when the switch is open and and steel core is used to make a permanent electromagnet
Answer:
the frog won't have nothing to eat then they will die and the snake won't eat the frog.
Explanation:
The word is scientifically termed as Peristalsis.
What? I don’t understand what you are asking.....
The hydrosphere
Liquid: lakes, oceans...etc
Solids: glaciers, ice caps...etc
Gases: water vapor, clouds, fog...etc
Hope it was helpfull!!