Radiated away as electromagnetic radiation.
Correct answer choice is :
B) Petroleum
Explanation:
Petroleum is commonly happening, yellow to the black liquid obtained in geological structures below the Earth's surface. It is usually filtered into different types of fuels. Petroleum outcomes involve transport fuels, fuel oils for heating and power generation, pavement and road oil, and feedstocks for making the compounds, plastics, and plastic elements that are in almost everything we use.
Answer: Frequency of 1 ÷ 2 = 0.5 Hz.
