0
They find out by have sexual intercourse with them and see how their reproductive organs are working.
Wiki User
∙ 12y ago
Add your answer:
Earn +20 pts
How do geologists use fossils to determine rocks age what are this fossils called?
they find the hard part of the fossil
How can fossils be used to date the rock in the strata?
Because index fossils are useful because they tell the relative ages of the rock layers in which they occur. They also tell what year they were made.
What fossils are useful in determining the relative age of rocks?
Index fossils
How do fossils in rock layers help scientists identify the age of rocks?
depending on how deep the rock is in the ground tells scientists how old the rock is
What do scientists use to date exact age of fossils?
For relatively recent fossils, dating by carbon 14 is the most accurate method. For older fossils it is necessary to analyse the geological layer in which they are found; fossils located in an undisturbed geological layer of a certain age, are the same age as the layer in which they are found, necessarily.
Why do scientist find relative dating easy?
because it is easier to find the age of fossils
Why do scientist use radioisotopes to find the age of fossils?
Radiometric dating of fossils is not possible beyond roughly 70,000 years. However, when fossils are found in association with strata of volcanic and metamorphic rocks which can be dated radiometrically, a very accurate age of the fossils can be determined.
How do fossils help scientist?
Fossils help scientists by leaving a record for scientists to use. Fossils can help show a scientist which type of animal was living in an area during a certain time. This gives scientists a better idea of what that area was like hundreds of millions of years ago all the way through today.
A scientist identifies a variety of fossils in a layer of sedimentary rock By applying the principle of fossil succession the scientist can identify?
The age of the rock layer
How do scientists determine history by using fossils and sedimentary layers?
Geologists and paleontologists look for index fossils in rock strata. These index fossils appear only in rocks of a certain age. Finding them lets the scientist know the approximate age range of a rock formation. Layers of sedimentary rock will also aid the scientist is determining the climate from that age, of any volcanism that may have taken place, the lifeforms that existed, and even find evidence of catastrophic events such as asteroid collisions that may have led to extinction events.
How do geologists use fossils to determine rocks age what are this fossils called?
they find the hard part of the fossil
How are fossils used in determining the age of the Earth?
Index
How do scientist use radioactive elements to determine the actual age of fossils?
scientist can determine a fossil's age in two ways: relative dating and absolute dating
What is the function of radioisotopes C-14?
Used in carbon dating that is to find the age of fossils.
Can fossils be used to determine the relative ages of rocks layers?
fossils can be used to determine the relative age of rock layer by using the classification of fossils to find the relative ages of rocks in which fossils are found. :] hoped i helped you out.
How can fossils be used to date the rock in the strata?
Because index fossils are useful because they tell the relative ages of the rock layers in which they occur. They also tell what year they were made.
What is actually being counted when a scientist determines the absolute age of a rock or fossil?
Its actual age (within practicable accuracy limits) in millions of years. Relative dating simply places fossils and units in age order with respect to each other.
