Geophysics Terms

noun the part of the Earth's atmosphere that contains a high concentration of ions and free electrons, and is able to reflect radio waves

• The ionosphere is a region of the Earth's upper atmosphere, from about 30 miles to 600 miles above the surface, containing a high concentration of ions.
• Scientists study the ionosphere to understand how it affects radio communications and GPS signals.
• I heard that the ionosphere can mess with your cell phone reception sometimes.
• Just like the ionosphere reflects radio waves, sometimes we need to reflect on our actions before making decisions.

noun a physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects

• The study of magnetism is essential in understanding the behavior of magnetic materials.
• I find the concept of magnetism so fascinating!
• That new band has some serious magnetism on stage.
• Her personality had a magnetic quality that drew people towards her.

noun The overall state of the sun and the space environment surrounding the Earth.

• Scientists study space weather to understand its impact on Earth's magnetic field.
• Did you know space weather can affect GPS signals?
• Space weather can really mess with satellite communications.
• Dealing with her mood swings is like navigating through unpredictable space weather.