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An empty 2,500 kg train car is headed northbound at a velocity of 5 m/s. Ahead of the first car, an empty 1,500 kg car is headed northbound on the same track at 1 m/s. The faster train bumps into the slower
answered
Jun 2, 2019
Physics
middle-school
7
votes
155k
views
Can someone help me with this? My teacher just gives us papers to full out and doesn't teach at all.
answered
Jun 1, 2019
Biology
middle-school
1
vote
64.7k
views
Benson has a bankruptcy on his credit report, so he pays higher interest rates on his current loans. He calculates that the extra money he pays in additional interest each year, if invested at the rate
answered
Mar 25, 2019
Mathematics
high-school
6
votes
227k
views
Who were the group of Southerners that owned small farms of about 50-200 acres
answered
Jan 29, 2019
History
high-school
6
votes
66.0k
views
Which of these sentences least supports the main idea of this passage? A. "One town held a prayer service, and their prayers were answered with 0.03 inches of rain." B. "The cattle business was especially
answered
Jan 23, 2019
English
middle-school
4
votes
35.8k
views
What is the difference between "can have + past participle " and "could have + past participle"?
answered
Jul 26, 2018
English
high-school
4
votes
115k
views
If the Greek root tithenai means “to put or place,” what does synthesis mean? A. to place under B.to put aside C.to pull apart D. to place together
answered
Jul 15, 2018
English
college
4
votes
162k
views
The payment for environmental services (psa) program in costa rica collects payments from the beneficiaries of ecosystem services and pays landowners to:
answered
Mar 26, 2018
Business
college
3
votes
76.3k
views
Factor mn - 4m - 5n + 20
answered
Mar 5, 2018
Mathematics
high-school
6
votes
212k
views
Calculate the electric potential energy in a capacitor that stores 4.0 10-10 C of charge at 250.0 V
answered
Dec 12, 2017
Physics
high-school
3
votes
144k
views
One pound equals sixteen ounces right?
answered
Oct 31, 2017
Mathematics
middle-school
2
votes
10.0k
views
Why did the Mongols engage in bloody raids of neighboring cities and towns
answered
Sep 8, 2017
History
high-school
3
votes
77.9k
views
Which artistic style was not an influence on Claudio Bravo Camus' work? A. Surrealiam B. Renaissance C. Baroque D. Pointillism
answered
Mar 11, 2017
Spanish
high-school
3
votes
175k
views
a lunch bill including tax, is divided among you and 5 friends. everyone pays less than $8.75. write and solve an inequality that describes the total amount of the bill
answered
Oct 10, 2015
Mathematics
middle-school
3
votes
98.9k
views
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