hopeedwards hopeedwards

02-05-2017
Chemistry

contestada

what methods did geologists use when they first developed the geologic time scale

Respuesta :

Aperson3638 Aperson3638

02-05-2017

relative dating, law of superposition, then absolute dating.

Answer Link

ncsd43093 ncsd43093

02-05-2017

Scientists first developed the geologic time scale by studying rock layers and index fossils then placing them in order by relative age.

Answer Link

Otras preguntas

Graph y = 2|x + 3| over the interval - 7 < x < 1

The coefficient of x^2 in the expansion of (1+2x)^n is 60. given that n>0, find the value of n.

Various systems in humans are involved in information processing. Which of the following correctly orders four of these systems from most to least foundational?

PLEASE HELP WILL GIVE BRAINLIEST AND 5.0 RATING

friendship an asset or a liability essay

the If the area of a square shape paper is 96.04 cm?, find its a side.

PLZ HELP: Write each trinomial in the form a(x+b)^2 or a(x-b)^2: 5x^2 + 15x + 11.25 10x^2 +20x +10 1/4x^2 + x + 1 3x^2 + 5x + 25/12 MARKING BRAINLIEST TO BEST A

an article bought for rs. 800 is sold for 5/4 of the cost price.Find the profit percentage.

The number of liters of water remaining in a tank t minutes after the tank has started to drain is R(t) = 2t^3 - 20t^2 -72t + 820. At what moment is the water d

What is 10+5+5÷2 plzz solve for the solution