Antacids may be used: 1  To reduce the symptoms of acid reflux which may cause heartburn or inflammation of the gullet (oesophagitis) . 2  These conditions are sometimes called gastro-oesophageal reflux disease (GORD). 3  To relieve some of the symptoms caused by ulcers in the stomach and part of the gut called the duodenum.
Earthâs magnetic field is generated by an interaction between rotation in the planetâs core and electrical currents.The field then creates the magnetosphere, which acts sort of like a force field, protecting the planet from the brunt of the sun's solar wind.arthâs magnetic field is generated by an interaction between rotation in the planetâs core and electrical currents.
Earth's Magnetic Field. The Earth's poles have switched over 150 times in the past 70 million years. No one knows what exactly produces the Earth's magnetic field. One theory is that the Earth's core is made up of solid iron and nickel, surrounded by a liquid layer of molten iron and nickel.