The electromagnetic spectrum, visible light occupies the band between 0.4 and 0.7 in "Micrometers"
The electromagnetic spectrum is the range of frequencies of electromagnetic radiation and their respective wavelengths and photon energies.
Electromagnetic radiation is consists of waves of the electromagnetic field, propagating through space, carrying electromagnetic radiant energy. It includes radio waves, microwaves, infrared, light, ultraviolet, X-rays, and gamma rays. All of these waves form part of the electromagnetic spectrum.
Electromagnetic radiation is produced whenever a charged particle changes its velocity i.e., whenever it is accelerated or decelerated. The energy of the electromagnetic radiation thus produced comes from the charged particle and is therefore lost as it gets discharged.
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The United States has been the main recipient of Central America for some 32% of its exports.
So the answer is C- The United States
Answer:
Explanation:
Pay attention to fallen power lines and trees, broken sewerage and water pipes, loose roof sheets and other debris.
To follow the instructions we can minimize the cyclone effect:
Turn off all power, gas and water;
Unplug all electrical equipment.
Keep close to your emergency kit.
Bring your family into the house's strongest place.
Continue listening for cyclone updates to the radio.
Beware of the cyclone's calm eye: remain inside until it tells you that going outside is secure.
Answer:
I believe its C but it could also be B. Im not 100% sure
Answer:
During his reign Mali was at the peak of its development. Islam who has already spread across the country became the official religion. After his pilgrimage to Mecca, Musa decided to built a large number of mosques in the country. Thus, the city of Timbuktu became a religious center where many universities were built, thus spreading knowledge and Islamic learning. Timbuktu was regarded as the holiest city in this region, thus becoming the center of Islam.
Explanation:
Mansu Musa is regarded as one of the most powerful and richest rulers of his time. After his pilgrimage to Mecca he decided to bring a lot of scholars with a task to spreading Islamic learning, culture and knowledge.