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Varves are a pair of sedimentary layers deposited annually in glacial lakes or bodies of water. They consist of a light-colored layer in the spring/summer and a dark-colored layer in the fall/winter, representing the seasonal variations in sediment input. Varves form in lakes or bodies of water near glaciers due to the seasonal melting and freezing of ice, resulting in the deposition of distinct annual layers of sediment.
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Where would you most likely find varves?
Varves are most likely found in glacial lakes or coastal marine environments where distinct seasonal layers of sediment are deposited over time. They are commonly used by scientists to study past climate conditions and environmental changes.
What is varve?
Varves are sedimentary deposits that are deposited in a still body of water (e.g. lake). Varves are created by melting and freezing of glacial ice. In the summer when the glacier melts (retreats) silt- and sand-sized particles are carried by the melt water to the lake and deposited. In the winter when the still body of water is frozen, fine clays settle out on top of the coarser silt and sand. This cycle is repeated seasonally. Therefore, a varve sequence represents one year.
What term is used to describe energy that comes from inside the earth?
Geothermal energy is the term used to describe energy that comes from inside the earth, usually in the form of heat stored in the Earth's crust.
Ice erodes rock and deposits sediments to form?
Glacial ice erosion will form: * Corries (cirques) * Aretes * Pyramidal Peaks * U-shaped troughs * Hanging Valleys * Truncated Spurs * Rouche Moutonees * Striations * Rock Steps Sediment deposition (resulting from glacial processes) will form: * Ice-transported boulders * Erratics * Lateral moraines * Medial moraines * Terminal moraines * Recessional moraines * Push moraines * Varves * Eskers * Delta kames * Kame terraces * Braided streams * Flat bottoms to U-shaped valleys
It reacts with hydrogen to form a gas. Is it a chemical or physical property of sulfur?
It is a chemical property of sulfur because it involves a reaction with another substance to form a new compound. Chemical properties describe how a substance can undergo chemical changes to form new substances.
How is a varve formed?
no idea be quiet!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!...
What are glacial sediments that show cyclic depositions called?
Varves
What are Sedimentary deposits that form in glacial lakes and show definite annual layers called?
They are called varves.
What are varves and how are they used to date geologic events?
Varves are a pair of thin layers of clay and silt of cnotrasting color and texture
What are the similarities between tree rings and varves?
Tree rings and varves are both layers of material that provide information about past environmental conditions. Both tree rings and varves can be studied to understand patterns of climate change, such as fluctuations in temperature and precipitation. Additionally, both tree rings and varves can be used to date past events by counting the annual layers.
What are Varves used for?
Varves are used by scientists to study past environmental changes, such as climate and sedimentation patterns. They provide valuable information about past conditions, including temperature fluctuations, precipitation levels, and glacier movements. By analyzing varves, researchers can reconstruct a timeline of events and better understand Earth's history.
What are the similarities between a tree ring and a varves?
They both act as year counters
Where would you most likely find varves?
Varves are most likely found in glacial lakes or coastal marine environments where distinct seasonal layers of sediment are deposited over time. They are commonly used by scientists to study past climate conditions and environmental changes.
What would you learn about a log by counting the varves?
The age of the tree and possibly climate changes affecting its growth.
Which of the following terms does NOT describe a form of a fat?
Which of the following terms does NOT describe a form of a fat?Cholesterol
What are ice age varves?
Varves are glacial lake deposits, usually an annual sediment of thick pale sediment denoting summer deposition when some ice melted and left silt and sand to settle in a lake, and a thin, dark layer of clay for a winter deposit when little sediment entered the lake.
Is the word describe an adjective?
No, describe is a verb. The adjective form is describable.
