Answer is number 2, change in momentum of the object.
I believe it would double the strength of the electromagnet as well
Hope this helps!
A. The correct version of a gene can be added into a person's cells to treat a disease.
B. Genetic tests can help doctors identify diseases in babies.
C. Changing human DNA to treat diseases could lead to unintended side effects.
D. People can find out the risks of having a child with a serious genetic disease brainly