<span>The mountains were once seas. The land was forced up by tectonic motion when the mountains were formed. The Sahara also used to be a sea and has a valley full of the fossilized remains of an extinct species of whale. It is generally agreed upon that two plates colliding caused the uplift that created the mountainous zone. Same for the Himalayas.</span>
Explanation:
Magnesium Chloride : MgCl2
Sodium chloride : NaCl
Potassium nitrate : KNO3
Hydrogen oxide : H2O2.
hope this helps you.
Answer:
Youngest to Oldest
Shale with ammonite
Limestone with unknown fossil
Basalt
Sandstone with trilobite
Answer:
antero-posterior
Explanation:
the axis that determines the body pattern from the nose to the tip of the tail