Answer | Crossword Clue |
---|---|
EURASIA | It covers about 10.6% of the Earth's surface |
ATLANTIC | It covers about 20% of the Earth's surface |
PACIFICOCEAN | Body of water that covers about 30% of the Earth's surface |
EUROPE | It covers 2% of the earth's surface |
ionosphere | The layer of the earth's atmosphere that contains a high concentration of ions and free electrons and is able to reflect radio waves. It lies above the mesosphere and extends from about 50 to 600 miles (80 to 1,000 km) above the earth's surface |
ionospheres | The layer of the earth's atmosphere that contains a high concentration of ions and free electrons and is able to reflect radio waves. It lies above the mesosphere and extends from about 50 to 600 miles (80 to 1,000 km) above the earth's surface |