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: She spun faster because her mass was closer to her center of rotation. The rate of spin increased to conserve angular momentum.
Explanation: plato answer
The second stage of prenatal development begins at about two weeks after conception. at this point, the growing bundle of cells is called an embryo.
The first answer is right because the resource may take billions of years to replenish and us humans can’t wait that long. A example of a nonrenewable resource is fossil fuel it doesn’t mean it will be forever gone it will just be gone for a looooooooong time
