Sentence examples for estimated age for from inspiring English sources

The sediment around the Turkana tools was deposited soon after a reversal that occurred 1.778 million years ago, Dr. Kent said, thus helping establish an estimated age for the tools: 1.76 million years.

I also asked students to provide an estimated age for the formation of the earth, the universe, life on earth, the extinction of dinosaurs and the first humans.

The estimated age for the red supergiant is between 8 and 8.5 million years and its initial mass was.

The estimated age for sexual maturity for A. means is 3 to 4 years (26 cm SVL) [65], whereas for A. pholeter it is only 2 years (19 cm SVL) or less [20].

First, we use a date of 12 Mya for the root of the LT radiation (Figure 1), which is the proposed maximum geological age of LT [18] and which is similar to the estimated age for this node based on fossil cichlid calibrations [27].

We averaged these to give a final estimated age for each pup.

The interquartile ranges for ages-at-defect formation are consistent with isotopically estimated ages for reductions in breast milk consumption.

The current study uses estimated ages for downburst events from several recorded field events combined with numerical simulation to establish a pair of intensity decay functions.

The researchers estimated ages for the largest of the flows by counting craters on them a technique based on the idea that a young surface will be less heavily pocked with craters than an old one.

However, using the RAG1 gene, Santini et al. [32] and Alfaro et al. [33] estimated ages for important percomorph clades, the tetraodontiforms and cichlids, which are inconsistent with evidence from biogeography and fossil records.

For each of the five dating methods above we calculated the average discrepancy between molecular (MA) and fossil (FA) estimated ages for those nodes that had fossil calibrations.