When object 1 came into contact with object 2, object 2 got warmer. what can be concluded about the objects before they came into contact with each other?

object 2 did not have thermal energy.
object 1 had faster-moving particles
object 1 had less thermal energy
object 2 had fewer particles

Part 1: a magnetic levitation or maglev train rides rails without touching them. explain how this works using your data. include the appropriate magnet drawing in your answer. part 2: two objects are near a bar magnet. one is about 1 cm away, while the other is 6 cm away. compare and contrast the magnetic force that affects each object. use your data to answer the question

What are the north and south poles of a solenoid change with?

Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th