Answer:
traits that hinder survival eventually disappear
Explanation:
living things adapt to their surroundings
I’m not sue u can just loook it up on the Internet
The physical process that tend to change earth geological area and composition would be the plate tectonics.
Hope this helps out
Explanation:
Tests for gases
Hydrogen, oxygen, carbon dioxide, ammonia and chlorine can be identified using different tests.
Hydrogen. A lighted wooden splint makes a popping sound in a test tube of hydrogen.
Oxygen. A glowing wooden splint relights in a test tube of oxygen.
