1.) Precipitate is formed
<span>2.) Odour </span>
<span>3.) Heat is emitted ( change in temperature) </span>
<span>4.) Formation of a Gas</span>
Water vapor is important to the weather because it creates clouds. Without clouds there would be no rain, and without rain there wouldn't be as much water now as there was 100 years ago because it wouldn't recycle. Water Vapor is very important to the weather and life as we know it.
The lava is melted rock from within the earth. When the volcano erupts, it spews the lava outward. Later, the magma cools, forming hard rock on the surface.
The answer is D. Protein is complex macromolecules (also called biomolecule polymer) made up of small subunits called amino acids, which are attached to each other by peptide bonds and form a long chain. In the other choices, biomolecule polymers are provided, but their monomer subunits are wrong.
