Uses of fluorescent lamps and their structure
The fluorescent lamps There are different types of electric lamps, but the most popular of these lamps are fluorescent lamps and light bulbs, The fluorescent lamps are a type of lighting lamp known as...
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Uses of light bulbs and their structure
The electric lamps Electric lamps are tools that convert electric energy into light energy by passing electricity through them, There are different types of electric lamps, but the most popular of these lamps are...
Volcanoes and safety precautions must be taken at the occurrence of volcanoes
The volcanoes There are thousands of volcanoes on the Earth’s surface. But sixty-one only of them are active as evidence of the permanent activities and movement beneath the Earth’s crust. The volcano is an...
Earthquakes and safety precautions must be taken at the occurrence of earthquakes
The earthquake The earthquakes The earthquakes are rapid and successive shakes of the ground which take place one after the other, Every day, the Earth’s crust is exposed to nearly 400 earthquakes, Actually, we...
