Close

2021-05-15

Which of the following statements depend on the absolute dating of events?

Which of the following statements depend on the absolute dating of events?

The statement that depends on the absolute dating of events is this: The oldest Earth rocks are 3.9 billion years old. Absolute dating is the method of determining the specific date of an archaeological or paleontological artifact.

Which of the following methods can be used to determine the relative age of rock and strata select all that apply?

Answer: Apply stratigraphy and paleontology dating methods to determine the relative age of rock strata.

How do geologists use relative dating?

Relative dating puts geologic events in chronological order without requiring that a specific numerical age be assigned to each event. Second, it is possible to determine the numerical age for fossils or earth materials.

How do relative and absolute dating affect the result of the geologic time scale?

They used relative dating to divide Earth’s past in several chunks of time when similar organisms were on Earth. Later, scientists used absolute dating to determine the actual number of years ago that events happened. The geologic time scale is divided into eons, eras, periods, and epochs.

What are two types of geologic dating?

Geologic time is often dicussed in two forms: Relative time (“chronostratic”) — subdivisions of the Earth’s geology in a specific order based upon relative age relationships (most commonly, vertical/stratigraphic position).

What are the three major divisions of geologic time?

The Phanerozoic is subdivided into three major divisions: the Cenozoic, Mesozoic, and Paleozoic Eras.

How is Paleontology used as evidence of evolution?

Fossils can also provide evidence of the evolutionary history of organisms. Paleontologists infer that whales evolved from land-dwelling animals, for instance. Fossils of extinct animals closely related to whales have front limbs like paddles, similar to front legs. They even have tiny back limbs.

What does paleontologist mean?

a scientist who specializes in the study of life forms that existed in previous geologic periods, as represented by their fossils:The education program manager for the museum has worked as a paleontologist, digging up dinosaur bones in Wyoming.

Who is father of paleontology?

Georges Cuvier

What does Permineralization mean?

A common form of fossilization is permineralization. This occurs when the pores of plant materials, bones, and shells are impregnated by mineral matter from the ground, lakes, or oceans. In some cases, the wood fibers and cellulose dissolve and are replaced minerals.

What type of fossil could you pull DNA from?

Fact then followed fiction and a series of papers in 1992 and 1993 reported that scientists had been able to extract DNA from various fossils, including insects in amber and even from dinosaur bone preserved in sandstone.

What is formed when tree cell walls are replaced by minerals?

Less useful are remains that are petrified, literally turned into stone, because even the cell walls are replaced by mineral. In Oregon, permineralized and petrified wood is generally preserved by silica derived from the alteration of volcanic rocks.

What is an example of mineral replacement?

Replacement. The original shell or bone dissolves and is replaced by a different mineral. For example, calcite shells may be replaced by dolomite, quartz, or pyrite.

What kind of trees are in the Petrified Forest?

Much of the park’s petrified wood is from Araucarioxylon arizonicum, an extinct conifer tree, while some found in the northern part of the park is from Woodworthia arizonica and Schilderia adamanica trees.

Are fossils mineralized?

A common mode of fossilization is mineralization, the replacement of organic material by inorganic minerals. The most common dinosaur fossils are the mineralized remains of bones and teeth. Bones are composed of calcium phosphate and organic material. Common mineralizing media are calcite, iron minerals, and silica.

Which type of rock is the best for fossil hunting?

sedimentary rock

How do scientist use fossil records?

Evidence for early forms of life comes from fossils. By studying fossils, scientists can learn how much (or how little) organisms have changed as life developed on Earth. There are gaps in the fossil record because many early forms of life were soft-bodied, which means that they have left few traces behind.

Which of the following statements depend on the absolute dating of events?

The statement that depends on the absolute dating of events is this: The oldest Earth rocks are 3.9 billion years old. Absolute dating is the method of determining the specific date of an archaeological or paleontological artifact.

What are the two independent methods used in dating events in Earth’s history Select all that apply?

Answer Expert Verified. 1). Relative dating and radiometric dating are used to determine age of fossils and geologic features, but with different methods. Relative dating uses observation of location within rock layers, while radiometric dating uses data from the decay of radioactive substances within an object.

Which methods of dating are used to estimate the age of rock layers select all that apply?

To establish the age of a rock or a fossil, researchers use some type of clock to determine the date it was formed. Geologists commonly use radiometric dating methods, based on the natural radioactive decay of certain elements such as potassium and carbon, as reliable clocks to date ancient events.

Which of the following is used to determine the absolute age of rock?

The nuclear decay of radioactive isotopes is a process that behaves in a clock-like fashion and is thus a useful tool for determining the absolute age of rocks. Radioactive decay is the process by which a “parent” isotope changes into a “daughter” isotope.

Is volcanic ash is basic in nature?

Volcanic ash consists of very fine rock and mineral particles less than 2 mm in diameter that are ejected from a volcanic vent. Ash is created when solid rock shatters and magma separates into minute particles during explosive volcanic activity.

What do you pray against taloned Wyverns?

Players simply tank the wyverns by maximising their Defence via Barrows or Bandos equipment and disregarding protection prayers. However, using Protect from Melee can be used to reduce the amount of incoming hits. High-level food like anglerfish or sharks is recommended.

What can I do with rare fossils Osrs?

Small fossils can be exchanged for 100 numulites. Medium and plant fossils can be exchanged for 200 numulites. Large fossils can be exchanged for 300 numulites. Rare fossils can be exchanged for 500 numulites.

How do you get seaweed in Spore?

Sources

  1. They may randomly appear when diving in shallow water within the underwater area beneath Fossil Island.
  2. They can be obtained from ammonite crabs, lobstrosities and Fossil Island Wyverns.
  3. They can be purchased from Mairin’s Market in exchange for 20 mermaid’s tears per spore.

How do I farm giant seaweed Osrs?

Seaweed of large size. Giant seaweed can be harvested from a seaweed patch at level 23 Farming after planting a seaweed spore. Planting gives 19 Farming experience and harvesting yields 21 experience for each giant seaweed picked. It takes approximately 40 minutes for it to fully grow.

How long does giant seaweed take to grow Osrs?

approximately 35-40 minutes

How do you get seaweed in Osrs?

Along the coast of Karamja near Cairn Isle and Tai Bwo Wannai. From Charter Crew members for 5 coins each. Farming seaweed underwater at Fossil Island by using Seaweed spore on a seaweed patch.

How much giant seaweed do I need for 99 crafting?

3 Giant Seaweed

Do Magic secateurs work on seaweed?

Magic secateurs do not increase the yield from harvesting giant seaweed, however. Tool leprechauns located at each Farming patch can store magic secateurs in the normal secateurs slot. If players lose their magic secateurs during the quest, you must take the required items back to the Nature Spirit.

How much XP does giant seaweed give?

Seaweed of large size. Giant seaweed can be harvested from a seaweed patch at level 23 Farming after planting a seaweed spore. Planting gives 19 Farming experience and harvesting yields 21 experience for each giant seaweed picked.

How much is molten glass per hour?

Levels 1–83/99: Molten glass Glass items are produced at a rate of one per 3 ticks, and 27 can be made per inventory. Therefore, an inventory takes 81 ticks or about 48.6 seconds. You can blow roughly 1700-1800 per hour.

How do you turn soda ash into seaweed?

Soda ash is obtained from cooking seaweed or swamp weed on a range or fire, as a drop from killerwatts, or by mining ash piles. It is an ingredient for making glass in Crafting, along with a bucket of sand. It must then be smelted in a furnace to make molten glass.

How do you make molten glass?

Molten glass can be created through the Crafting skill by using a bucket of sand with soda ash on a furnace, granting 20 Crafting experience. Strange rocks for Crafting may occasionally be found while making molten glass.

What is glass making called?

Glassblowing is a glassforming technique that involves inflating molten glass into a bubble (or parison) with the aid of a blowpipe (or blow tube). A person who blows glass is called a glassblower, glassmith, or gaffer.

What is the meaning of molten glass?

adjective [usually ADJECTIVE noun] Molten rock, metal, or glass has been heated to a very high temperature and has become a hot, thick liquid. The molten metal is poured into the mould. Synonyms: melted, soft, flowing, liquid More Synonyms of molten.

Is molten glass a liquid?

Glass, however, is actually neither a liquid—supercooled or otherwise—nor a solid. It is an amorphous solid—a state somewhere between those two states of matter. And yet glass’s liquidlike properties are not enough to explain the thicker-bottomed windows, because glass atoms move too slowly for changes to be visible.