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he 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 from winter to Summer?
asked
Jan 4, 2020
Physics
college
1
answer
4
votes
150k
views
How did the invention of the railroads help poorer immigrants from eastern Europe get to the US?
asked
Nov 12, 2019
History
middle-school
2
answers
0
votes
93.0k
views
shemillie earns $8 per hour at a yogurt store. she receives a 5% raise. What are her new hourly earingings?
asked
Apr 16, 2019
Mathematics
middle-school
2
answers
2
votes
131k
views
The graph shows the amount of money paid when purchasing bags of candy at the zoo: What does the point (0, 0) on the graph represent? The cost of one bag of candy The cost of two bags of candy The cost
asked
Feb 14, 2019
Mathematics
college
1
answer
5
votes
193k
views
When scientists compared the brains of rats raised in an enriched environment with the brains of rats raised in an impoverished environment, the rats raised in an enriched environment had?
asked
Feb 7, 2019
Biology
high-school
1
answer
3
votes
144k
views
When should you stop at green and go at red math worksheet?
asked
Nov 24, 2018
Social Studies
college
1
answer
4
votes
79.8k
views
What is the product of −214 and 212? Enter your answer as a mixed number, in simplified form, in the box.
asked
Jun 12, 2018
Mathematics
middle-school
2
answers
0
votes
120k
views
Microsoft edge is a web browser that was designed as an add-in to internet explorer. true or false
asked
May 23, 2018
Computers & Tech
high-school
1
answer
0
votes
204k
views
Who was the first dictator of the roman empire? 1.Julius Ceasear 2.Augustus 3.romulus
asked
Apr 11, 2018
Social Studies
middle-school
2
answers
5
votes
37.9k
views
Those are the books that need to be returned to the library. What is the antecedent of the pronoun those? that need books library I'm guessing its books, because those refers to the books
asked
Mar 11, 2017
English
college
2
answers
5
votes
113k
views
Which is the best estimate for the sum 3/8 and 1/12
asked
Nov 8, 2016
Mathematics
middle-school
2
answers
4
votes
205k
views
Laura has many online accounts discuss the privacy concerns associated with individuals use of the Internet
asked
Mar 12, 2016
Computers & Tech
high-school
1
answer
0
votes
100k
views
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