Magnetic Field

What is this image showing?

• An Electromagnet

• Magnetic Force

• A Magnetic Field

Which of these materials can be attracted by magnets?

• Wood

• Glass

• Iron

• Plastic

• Aluminum

Objects must touch to be affected by magnetic force.

• True

• False

What interaction will occur between the magnets in the arrangement shown?

• The magnets will attract each other.

• The magnets will repel each other.

• The magnets will both attract and repel each other.

• The magnets will not interact at all.

What is being shown by the magnetic force field lines shown below?

• Attractive force by like poles

• Attractive force by opposite poles

• Repulsive force by like poles

• Repulsive force by opposite poles

Based on the magnetic field lines in the picture, what will happen next to both sets of magnets?

• The magnets in set 1 will repel and the magnets in set 2 will attract

• The magnets in set 1 will attract and the magnets in set 2 will repel

• The magnets in set 1 will not move, and the magnets in set 2 will attract

• The magnets in both sets will attract

Ramon is holding two magnets close to each other. What will happen when he lets go?

• The magnets will not move

• The magnets will move closer to each other

• The magnets will move away from each other.

Roberto puts two magnetic toy trains close to each other on a track. What will happen next, and why?

• The trains will move closer due to magnetic forces

• The trains will move away due to magnetic forces

• The trains will move away because the magnets are not touching

• The trains will not move because the magnets are not touching

The needle in a compass aligns with

• nothing. It has its own power source.

• the geographical North pole.

• the Sun's gravitational force.

• the Earth's magnetic field.

The magnetic domains of a permanent magnet are arranged randomly.

• True

• False