[Answered] Geological eras are subdivided into A) eons B) periods C) epochs D) ...

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abc

Hero Member
Posts: 543

on: Jul 27, 2018

Geological eras are subdivided into

A) eons
B) periods
C) epochs
D) ages

Question 2

The coefficient of linear expansion of steel is 12 10-6 K-1. What is the change in length of a 25-m steel bridge span when it undergoes a temperature change of 40 K?

A) 1.2 cm
B) 1.4 cm
C) 1.6 cm
D) 1.8 cm
E) 2.0 cm

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Marked as best answer by a Subject Expert

mmj22343

Sr. Member
Posts: 297

Reply #1 on: Jul 27, 2018

Answer to Question 1

B

Answer to Question 2

A

abc

Member
Posts: 543

Reply 2 on: Jul 27, 2018

Great answer, keep it coming

blakcmamba

Member
Posts: 335

Reply 3 on: Yesterday

Wow, this really help

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