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Global warming is causing a number of drastic changes to the Earth’s climate. Rising temperatures are melting polar ice caps, leading to rising sea levels, extreme weather events, and increased acidification of the oceans. This is causing habitats to be destroyed and species to become extinct. It is also leading to more frequent and intense …

Global warming destroying our earth – ആഗോളതാപനം നമ്മുടെ ഭൂമിയെ നശിപ്പിക്കുന്നു Read More »

Global warming is the long-term warming of the planet due to an increase in the average temperature of the Earth’s atmosphere, primarily caused by the release of certain gases, such as carbon dioxide, from human activities, such as the burning of fossil fuels and deforestation. This increase in global temperatures can lead to a variety …

Global warming – ആഗോളതാപനം Read More »

On December 26, 2004, a massive 9.0 magnitude earthquake off the coast of Indonesia caused a devastating tsunami to hit the coastal areas of Kerala, India. The tsunami had a devastating impact on the region, with thousands of lives lost and millions of dollars in damage. The tsunami caused the most damage in the coastal …

Damage caused in the coastal area of Kerala by the gigantic tsunami in 2004 – 2004-ലെ ഭീമാകാരമായ സുനാമിയിൽ കേരളത്തിന്റെ തീരപ്രദേശത്തുണ്ടായ നാശനഷ്ടങ്ങൾ Read More »

Follow official evacuation orders: When a tsunami warning is issued, listen to local authorities and immediately evacuate to higher ground. Find high ground: If possible, move to the highest ground possible. Climb to the top of a hill or mountain, or seek shelter in a tall building. Stay away from the coast: Move at least …

Method to be adopted to escape from the tsunami – സുനാമിയിൽ നിന്ന് രക്ഷപ്പെടാൻ സ്വീകരിക്കേണ്ട മാർഗങ്ങൾ Read More »

Seismographs are instruments that measure and record seismic waves, which are waves of energy that travel through the Earth caused by movements of the Earth’s crust. Seismographs measure the amplitude, frequency and direction of the seismic waves. The data recorded by seismographs is used to study earthquakes, and to monitor large-scale earth movements.

Seismic waves are waves of energy that travel through the Earth’s crust and are caused by sudden disturbances, such as earthquakes. These waves can be detected by seismometers and are used to measure the magnitude and location of an earthquake. Tsunamis, on the other hand, are huge waves created by earthquakes, volcanic eruptions, and other …

Seismic waves and Tsunami – ഭൂകമ്പ തരംഗങ്ങളും സുനാമിയും Read More »

Sonar is a technology used to detect and track underwater objects such as submarines, ships, fish, and whales. It uses sound waves to create a picture of the underwater environment. Sonar is also used to measure ocean depths. Sonar is an acronym for Sound Navigation and Ranging.

Ultrasonography is a medical imaging technique that uses high-frequency sound waves to create images of the inside of the body. It is used to diagnose and monitor a variety of medical conditions, including pregnancy, abdominal pain, cancer, heart and vascular disease, and musculoskeletal disorders. Ultrasonography can also be used to guide minimally-invasive procedures such as …

Ultrasonography – അൾട്രാസോണോഗ്രാഫി Read More »

Echocardiography is a type of medical imaging that uses ultrasound waves to create images of the heart. It is used to diagnose heart disease and evaluate the structure and function of the heart. The images obtained from echocardiography can show the size and shape of the heart chambers, the thickness of the heart wall, the …

Echocardiography – എക്കോകാർഡിയോഗ്രാഫി Read More »

Non-destructive Testing: Ultrasonic waves are used to detect cracks, flaws and other defects in objects without damaging them. Medical Imaging: Ultrasound is used in medical imaging, such as echocardiography, to view the inside of the body. Cleaning: Ultrasonic waves are used to clean jewelry and other delicate items. Communication: Ultrasonic waves can be used to …

Uses of ultrasonic wave – അൾട്രാസോണിക് തരംഗത്തിന്റെ ഉപയോഗങ്ങൾ Read More »