10EXPERIMENT TIME!!!You are all now junior geologist. A geologist is someone who studies the Earth. We will test the hardness of rocks using Moh’s scale.
11Moh’s Hardness ScaleWith your group, test the hardness of rocks and give it a score of 1 to 10.Soft: scratches with fingernail 1 or 2Medium/Soft: scratches with a penny 3 or 4Medium/Hard: scratches with a nail 5 or 6Hard: will not scratch 7 or 8
12Moh’s ScaleWorking as a group, make a bar graph with your group rating your rocks from softest to hardest. Be sure your graph is labeled and colorful.
13Classify rocksAs a group, discuss classifications of your rocks. Remember the 4 ways to classify rocks.ColorSizeTextureHardness
15What are minerals?Minerals are solid natural made objects that have never been alive. Minerals can be rock-like or metals.
16How are rocks and minerals different? Rocks are made up of minerals. Minerals are within all rocks. The minerals in rocks are what makes rocks look different from other rocks.
17Rocks and Mineral Minerals Rocks Usually very pretty Not pretty Has a shapeNo shapeMay contain crystalsNo crystalsWill not contain fossilsMay contain fossilsColor is mostly the sameMay have many colors
18Identify the MineralsTime to Play a Game…. How many minerals can you find in the kitchen? (click on refrigerator)