Rocks and minerals
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Factors that affect the rate of weathering
www.wsfcs.k12.nc.usRocks made up of minerals such as feldspar, calcite, and iron, weather more quickly. 4. Pollution speeds up weathering. Factories and cars release carbon dioxide and other gases into the air. These gases dissolve in the rainwater, causing acid rain to form. Acid rain contains nitric and sulfuric acid, causing rocks and minerals to dissolve faster.
Dig a little deeper All living things need minerals - NCERT
ncert.nic.inYou have already learnt about rocks. Rocks are combinations of homogenous substances called minerals. Some rocks, for instance limestone, consist of a single mineral only, but majority of the rock consist of several minerals in varying proportions. Although, over 2000 minerals have been identified, only a few are abundantly found in most of the ...
ROCKS & MINERALS Worksheets - KidsKonnect
kidskonnect.comAll rocks are made of two or more minerals, but minerals are not made of rocks. A mineral is the same all the way through. There are about 3,000 known minerals on Earth. Quartz is one of the most common minerals found on Earth, and basalt is the most common rock. Diamond is the hardest natural substance on Earth, and a diamond