Answer:
Solar flare
Explanation:
A solar flare is an outburst of solar radiation from the surface of the sun outward. This leads to increase in heat intensity and brightness around sun.
The flare is often accompanied by the ejection of electromagnetic radiations from the surface of the star into the stellar space. It can last from a few minutes to some hours.
Answer:
Conventional sources of energy is also called non-renewable sources of energy while non conventional sources of energy is called renewable sources of energy.
An example of conventional energy is coal, crude oil and natural gas. The advantage is the availability and affordability. The disadvantage is the level of air pollutants such as CO2 and CO it releases to the atmosphere which is harmful as it poses a risk of air borne illnesses.
An example of non conventional energy is the sun, wind , water etc. The advantage is that it reduces the risk of air pollution and keeps the environment clean as no toxic substances are being released into the atmosphere when used. The disadvantage is they are expensive and aren’t available all year round.
