Answer and Explanation:
The main source of earth magnetic field is the metals and iron present in earth crust these metals are mainly found in liquid state in earth crust and we know that whenever there is spinning of these liquid metals then there will magnetic field generate, So the main source of earth magnetic field is the metals present in earth crust.
Ball 4 because the higher the elevation is the greater the potential energy it has
Answer:Paper and plastic!
Explanation:
True because school doesn't dictate what job you want in the future
In the direction the force is directed towards. If the boy kicks the ball to the right, the ball will roll to the right.
