Answer:
c.ethnicity divided between more than one state.
Explanation:
- Korea is an East Asian nation and is located on the southern Korean peninsular and shares one of the heavily metalized borders.
- And is divided into more than one state and southern and the western parts of the nations and they belong to the East Asian nations.
- Plus they have a number of the native southwestern Manchurian ethnic groups and lives in the north and south Korea and along with the ethnic minority of china and japan and the Philippines etc.
- As of the 2020, there are estimated more than 8.3 million ethnic Koreans population.
Answer:
Explanation: Pollution is the introduction of contaminants into the natural environment that cause adverse change. Pollution can take the form of chemical substances or energy, such as noise, heat, or light. Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants.
Answer:Explanation:
DE is highly absorbent and will then suck the moisture away from the pest until it dies of dehydration. After coming in contact with the diatomaceous earth, fleas may die in as little as 4 hours, though it is recommended to leave the DE for up to 48 hours(2 day) to ensure its effectiveness.
It remains effective as long as it stays dry, and often takes a week or more to start killing insects. Since the insects may have laid eggs by then, leaving on the diatomaceous earth for several weeks will help prevent a rebound.
Answer:
Earth's atmosphere is composed of about 78% nitrogen, 21% oxygen, and one percent other gases. These gases are found in layers (troposphere, stratosphere, mesosphere, thermosphere, and exosphere) defined by unique features such as temperature and pressure.
Explanation: