What do scientists think happens in the core to produce the Earth's magnetic field? The liquid iron and nickel outer core's motion in relation to the metallic solid inner core becomes a geodynamo.

The outer liquid core becomes magnetized by the rapid spin of the solid inner core.

The solid inner core of iron and nickel acts as a large magnet.

The liquid iron and nickel inner core's motion in relation to the mantle become a geodynamo producing a magnetic field.

If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b.zinc7.14,c.copper 8.92,d.lead 11.34

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore