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A physics professor uses an air-track cart of mass m to compress a spring of constant k by an amount x from its equilibrium length. The air-track has negligible friction. When she lets go, the spring launches
answered
Oct 18, 2021
Physics
high-school
1
vote
32.1k
views
The tick-bird is a species that sits on the back of large animals such as the rhinoceros. The bird eats the ticks and flies on the rhino, and so gets a free meal. The rhino gets the benefit of having those
answered
Sep 21, 2021
Chemistry
middle-school
5
votes
61.7k
views
Please help with question 5 !!!
answered
Aug 28, 2021
Mathematics
middle-school
6
votes
120k
views
What is the grand mosque of cordoba as history and artistic elements
answered
Jul 10, 2021
Social Studies
college
1
vote
172k
views
What is the value of x
answered
Jun 9, 2021
Mathematics
middle-school
1
vote
129k
views
A car costing $125 000 may be paid for in any of the following ways: Scheme A: By cash full payment. Scheme B: A deposit of 40% of the cost plus 72 monthly payments of $1500. Which scheme is better A or
answered
Jun 8, 2021
Mathematics
high-school
4
votes
60.3k
views
How did Walt Disney become successful
answered
Jun 3, 2021
History
middle-school
5
votes
3.2k
views
An earthquake causes a 3 kg book to fall from a shelf. If the book lands with a speed of 4.0 m/s, from what height did it fall? A. 2.8 m B. 1.4 m C. 0.6 m D. 0.8 m
answered
Apr 1, 2021
Physics
middle-school
4
votes
165k
views
Calculate the amount of energy transferred when a 40w light bulb is left on for 30 minutes.
answered
Feb 20, 2021
Physics
high-school
2
votes
159k
views
An investment offers $9,600 per year for 16 years, with the first payment occurring one year from now. Assume the required return is 12 percent. a. What is the value of the investment today? (Do not round
answered
Feb 11, 2021
Business
college
3
votes
36.3k
views
THIS IS IMPORTANT!!!! WHO EVER CAN DO EVERYTHING IN THE PICTURE RIGHT ILL GIVE ALL NY POINTS TO!
answered
Jan 22, 2021
Mathematics
college
4
votes
90.8k
views
Simplify this expression: The sum of three and a number is added to twenty-four
answered
Dec 2, 2020
Mathematics
middle-school
5
votes
195k
views
What central theme is illustrated in this excerpt from Cervantes don quixote
answered
Oct 2, 2020
English
middle-school
0
votes
152k
views
What time does the author create with the word choice ? the yellow wallpaper
answered
Apr 29, 2020
English
middle-school
3
votes
176k
views
Which two values of x are roots of the polynomial below? x^2-11x+15
answered
Mar 20, 2020
Mathematics
high-school
3
votes
22.9k
views
A unicycle wheel has a radius of 10 inches. How many feet will the unicycle travel in 5 revolution?
answered
Dec 31, 2019
Mathematics
high-school
2
votes
88.1k
views
Solve each inequality and graph hits solution -14 < -2 -r
answered
Jun 22, 2019
Mathematics
middle-school
2
votes
203k
views
A growing number of parents are choosing not to vaccinate their children. While there are legitimate reasons not to vaccinate, including certain medical conditions that compromise immune systems, many
answered
Mar 22, 2019
English
high-school
4
votes
83.8k
views
Will she be able to find the main term “gallbladder” in the Alphabetic index/
answered
Mar 15, 2019
Health
college
1
vote
217k
views
What are the 3 ways that you can overload your body to improve your fitness level
answered
Jan 18, 2019
Health
college
5
votes
62.7k
views
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