Answer:
A light-year is a unit of distance.
Explanation:
Light moves at a velocity of about 300,000 kilometers (km) each second. So in one year, it can travel about 10 trillion km. More precisely, one light-year is equal to 9,500,000,000,000 kilometers.
Answer:
<u>To bring awareness about the underwater volcanoes</u>.
Explanation:
- The eruption of the volcanoes, and the occurrence of the earthquakes on the planet and the spilling of the lavas, and the smoke-filled air hat comes to from the vent of the large craters.
- <u>As most people think that the volcanoes are present on the land areas only does not mean that they are confined to the above surface of earth they are also characterized by the deep hydrothermal vent and the most pope thus are surprised to know about them as they don't know that they are the primary place for the origin of the first life forms n the earth in the single-celled bacteria.
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- They generally spill out the lavas and the magmas and this is called sth submarine volcanoes and ends to occur along the mid-ocean ridges. And are known to give out an estimated 75% of the volume of the lavas on earth.
- T<u>hey are also known as the seamounts that are created from the extinct volcanoes that occur in 1000 to 4000 meters depth of the seafloor.</u>
Answer:
C. It formed the Great Lakes.
Explanation:
At the height of the last Ice Age, some 20,000 years ago, ice sheets in the northern hemisphere (Eurasia at the top, North America at the bottom) covered the largest area of the territory now known as North America. Scientists believe that the formation of the five Great Lakes was influenced by the movement of ice during the latest ice age.
I can't Understand you Sorry
