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Moss Soup

Hipervinculo Biología

Moss Soup

Moss is an intriguing plant. Like ferns, it reproduces through spores. These spores float through the air or the water to land and create new moss plants. Determine whether spreading a moss soup over ...

Tumbling Rocks!

Tumbling is a technique used for smoothing and polishing a rough surface on small particles. Professional rock polishers help jewelers polish stones by imitating the abrasion of rocks in nature. The n ...

Chemical Weathering

Rocks are not only changed by water, wind, and ice but can also be changed by chemicals. Chemical weathering is the process by which the actual minerals that rocks are made of are changed. Chemical we ...

Let's Go Caving!

The formation of stalagmites and stalactites happens through the capillary action between porous rocks and water rich in minerals. The rocks attract the water and the moisture accumulates until gravit ...

How Water Beats Rock

Rocks are ever changing.They can be smoothed by water, broken off by wind, and cracked by ice.If you found a rock in your backyard then traveled back in time 1,000 years, that rock would look totally ...

Popcorn Pumice: Exploring Different Rock Densities

Obsidian is basically “unpopped” pumice: obsidian and pumice are igneous rocks that are made out of the same material, but because of the way it’s formed inside the volcano, pumice looks very differen ...

How do Sedimentary Layers Form?

This project shows one way that sedimentary layers are formed as sediments (mud and silt, sand, pebbles and rocks, other ) settle over time.How do sedimentary layers form?It is an educational content ...

Which Type Of Rocks Are Most Damaged By Freezing?

There are three basic types of rocks: sedimentary, igneous, and metamorphic. Sedimentary rocks are distinguished by their layered formation on the earth's surface. Igneous rocks are formed by the cool ...

Reservoir Capacity of Igneous, Sedimentary, and Metamorphic Rocks

Determine which category of rock (igneous, sedimentary, metamorphic) has the ability to hold oil and by implication natural gas. Develop a qualitative data table of the oil holding capacity of various ...

Examples of Mechanical Weathering

It’s hard to believe, but the tiny grains of sand you see at the beach were once part of giant boulders. Over many years, these huge rocks were broken down into smaller pieces in a process called weat ...

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