Answer:
Igneous rock, or magmatic rock, is one of the three main rock types, the others being sedimentary etc. Igneous rock is formed through the cooling and solidification of magma or lava.
A group of cells performing similar function is called a tissue
When the moon compleatly covers the sun
Answer: Lunar dust is made up of silicates
Explanation: 42% oxygen
21% silicon
13% iron
8% calcium
7% aluminium
6% magnesium