What causes the earth’s magnetic field? a. currents in the earth’s liquid-metal outer core b. the mineral composition of the earth’s crust c. molten material in the mantle d. magnetic particles located at the earth’s poles question resources\

How might this scientific phenomena be explained? a paper clip floats on water.

Astudent pours 10.0 g of salt into a container of water and observes the amount of time it takes for the salt to dissolve. she then repeats the process using the same amounts of salt and water but this time she slowly stirs the mixture while it is dissolving. the student performs the experiment one more time but this time she stirs the mixture rapidly. the dependent variable in this experiment is: time for salt to dissolve speed of stirring amount of water mass of salt

Which compound most likely has the greatest bond energy?