Answer:
It could technically be either. The majority of coal deposits
appear to be biotic, though there are some geochemists who believe
that abiotic coal deposits might exist deep in the crust.
1) F (Tien Shan is a mountain range)
2) T
3) F
4) F (Karakum is a desert)
5) T
Answer: He found a rock, and the crystals inside are minerals.
Options:
- He found a rock, and the crystals inside are minerals.
-
He found a mineral, and the crystals inside are rocks.
- He found a rock, and the crystals inside are rocks, too.
-
He found a mineral, and the crystals inside are made of dirt.
Explanation:
A rock differs from a mineral. While they are both solid, a mineral has a crystalline structure while a rock does not have a specific structure. Rocks are made up of different mineral structures and that is what Joseph discovered on dropping the rock, one of the component minerals in the rock. For example, a type of rock, slate may consist of feldspar, quartz among many other minerals.
Durban, Africa
Morocco, Africa
well that’s all I know sorry but I hope this helped ! :)
