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A ball of mass 0.2 kg is dropped from a height of 10 m. How much mechanical energy does it have right before it hits the ground? (Assume there is no air resistance.) Acceleration due to gravity is g 9.
answered
Oct 15, 2020
Physics
middle-school
5
votes
9.7k
views
What is the surface area of the cone? answer in terms of pi
answered
Apr 16, 2020
Mathematics
middle-school
5
votes
100k
views
Sandra wants to rent a car to take a trip and has a budget of $90. There is a fixed rental fee of $30 and a daily fee of $10. Write an inequality that would be used to solve for the maximum number of days
answered
Jan 17, 2020
Mathematics
high-school
2
votes
22.8k
views
What best summarizes the significance of the renaissance
answered
Jul 23, 2019
History
middle-school
0
votes
21.2k
views
Select true or false: the definition of free radicals is molecular fragments having one or more unpaired electrons.
answered
Jun 13, 2019
Chemistry
college
0
votes
112k
views
Digital waves carry information as a series of zeros and ones, known as binary code. Analog waves carry a continuous range of values. Since each piece of digital information is simply a one or zero, it
answered
Mar 13, 2019
Biology
middle-school
3
votes
108k
views
What is the portrait mode ?
answered
Jan 7, 2019
Computers and Technology
high-school
6
votes
17.6k
views
The number ais about 8 times greater than b. Find the correct value of a and b.
answered
Dec 13, 2018
Mathematics
college
4
votes
98.2k
views
Although Buddhism began in India, its highest percentage of followers today can be found in the country of A) China. B) Japan. C) Russia. D) Bangladesh.
answered
Jul 22, 2018
Geography
high-school
3
votes
201k
views
How are the words chord and cord related? A they are homonyms B they are analogies C they are homographs D they are homophones
answered
May 15, 2018
English
high-school
1
vote
179k
views
An online T-shirt store is having a sale. The original price of each T-shirt is pp dollars. The store sells 20 T-shirts and earns a total of (20pā60)(20pā60) dollars.
answered
Mar 12, 2018
Mathematics
high-school
0
votes
230k
views
Can anyone about tell me what grade I would get on this paper (not finished) 6th Grade Evolution- ā A process of continuous change from a lower, simpler, or worse, to a higher, more complex or better state.
answered
Oct 16, 2017
Social Studies
middle-school
4
votes
31.9k
views
What all equal. 9 in addition
answered
Mar 5, 2017
Mathematics
middle-school
3
votes
70.0k
views
What is the effect of having less compact bone than normal on the strength of the skeletal system?
answered
Jan 30, 2017
Biology
middle-school
3
votes
151k
views
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