This topic contains a solution. Click here to go to the answer

Author Question: Geological eras are subdivided into A) eons B) periods C) epochs D) ... (Read 106 times)

abc

  • Hero Member
  • *****
  • Posts: 543
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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mmj22343

  • Sr. Member
  • ****
  • Posts: 297
Answer to Question 1

B

Answer to Question 2

A




abc

  • Member
  • Posts: 543
Reply 2 on: Jul 27, 2018
Wow, this really help


bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).

For a complete list of videos, visit our video library