<span>Basaltic magma which is made of silica compounds is the source of the the lava that flows and is erupted from Volcanoes in the state of Hawaii. The amount of silica in each batch may differ, but it remains true that Hawaiian magma is basaltic.</span>
<span>A: Crude oil, an important source of energy, is now extracted from beneath the ocean floor.</span>
Rome was one of the richest and protected cities, and I can see there two correct options. I bet one than more is acceptable, so B.
Rome was built on seven hills, which offered natural protection from invaders. and D.
The climate of Rome was good for growing a variety of crops. are the truthful reasons why this city has a good site.
Answer: He was a German astronomer, mathematician, and astrologer.
Answer:The sun's gravity pulls the planet toward the sun, which changes the straight line of direction into a curve. This keeps the planet moving in an orbit around the sun. Because of the sun's gravitational pull, all the planets in our solar system orbit around it.
Explanation: