What makes a force balanced? What in the net force when balanced?

Asap! how do you lengthen a pattern piece? (family and consumer science, sewing)

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

Ill give brainiestif one neutron initiates a fission event that produces two neutrons in the products, how many new reactions can now be initiated? if each of the neutrons produced in the first fission event then initiates a fission event that produces one neutron in the products, how many new reactions can now be initiated by each neutron? how many neutrons in total were produced by the two fission events described?