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What are the potential risks and benfits of the legalization of marijuana
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Wind erodes rock and deposits sediments to form what?
Piles of eroded sediments. Which may or may not become sedimentary rock over time.
What is a sand dune?
A sand dune is a hill of sand that was built up by an obstacle such as a rock and had sand blowing over it in one direction for a period of time. Over that period of time it builds up and gets gigantic and then sometimes collapses. People often visit these amazing sites. A sand dune is a sandy mountain in a desert or at a beach along the shore of an ocean.
How does mechanical weathering affect the rate of chemical weathering?
Chemical weathering is when chemicals such as chemicals excreted from plants wear away at the earth's surface. Mechanical weathering is when natural forces wear away at the earth's surface such as rock.
Is a piece of clay pot a rock?
If clay is a rock
What is liquid rock?
molten rock
Why are mosses good pioneer plants?
they can crate a layer of soil on bare rock
What type of plants were the first colonizers on bare rock?
Algae.
Why are mosses and lichens sometimes called pioneer plants?
They are the first organisms to appear on the bare rocks in an area after a volcanic eruption, fire, or rock slide has occurred.
What are pioneer species?
A pioneer species is a species that is first to establish itself in an area where nothing is growing-or in an area that has been devastated by fire,flood, plowing etc. These species are usually annuals, disappearing after the second year when perennials take over. In short, pioneers are the earliest plants that settle in an area.
Do plants move about to live in a variety of places?
not really. pioneer plants first come to places like rock or cooled lava and make it and brake it down for other plants to grow. then comes the plants.
If a glacier recedes and exposes a bare rock what will happen next?
Lichen will colonize the bare rock
Whai is a sand dune made of?
a sand dune is made of sand over a rock or plant that keeps building up
What is an aeolianite?
An aeolianite is a form of rock formed from dune sand.
What is a sand-dune?
A sand dune is a hill created naturally made up of eroded rock. Dunes are common to desert areas and beaches.
What is dune made of?
A sand dune is when wind is blow over a rock or plant and becomes higher and higher Sand dunes are formed when sand is blown by the wind. The sand collects debris from the sea and they began to pile up. More sand piles up so the mound becomes a sand dune. Plants like Marram grass hold together sand dunes.
B Holly was a pioneer of what?
rock and roll
What are the first colonizers of bare rock?
Lichens
