to pull objects toward one another
What is attract?
the magnetic field created by the Earth or other planets
What is geomagnetism?
a line that connects opposite magnetic poles and represents the strength and direction of the magnetic field
What is a magnetic field line?
to provide evidence that goes against a claim
What is refute?
to push objects away from each other
What is repel?
a force that attracts objects to each other
What is gravity?
one of the two opposite ends of a magnet
What is a magnetic pole?
to push objects away from each other
What is repel?
a type of magnet in which the magnetic field is produced by an electric current
What is an electromagnet?
to separate or set apart
What is isolate?
an object, diagram, or computer program that helps us understand something by making it simpler or easier to see
What is a model?
the ability to make things move or change
What is energy?
the energy that an object has because it is moving
What is kinetic energy?
a set of interacting parts forming a complex whole
What is a system?
to move from one object to another or on place to another
What is transfer?
a push or a pull that can change the motion of an object
What is force?
the space around a magnet in which magnetic forces can act on objects
What is a magnetic field?
the energy that is stored in an object or system
What is potential energy?
something that can be changed and may be measured
What is a variable?