Answer:
they help generate wealth
Explanation:
Answer:
A radio wave is an electromagnetic wave.
Explanation:
A radio wave is an electromagnetic wave that is commonly used in information dissemination such as radio, television sets, etc.
They collect the radio waves, convert them to an electromagnetic spectrum which in turn converts them to sound waves.
Radio waves used to study galaxies are electromagnetic in nature.
Because radio waves have the longest wavelengths which can vary between 0.05 inches to 60 miles and because they have the lowest frequency, they are ideal for studying radio waves that comes from stars and galaxies
Answer:
The jizya in the Islamic Empire was a tax
Explanation:
Within the Islamic Law, the jizya or captation is a per capita tax that Muslim states imposed on non-Muslims who met certain criteria, which were categorized as dhimmis among which were the consideration for being able to practice their faith, meet certain conditions and enjoy communal autonomy, as well as being protected by Muslims from external aggressions and exempt from military service.