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A professor sits at rest on a stool that can rotate without friction. The rotational inertia of the professor-stool system is 4.1 kg ยท m2 . A student tosses a 1.5-kg mass with a speed of 2.7 m/s to the
answered
Apr 21, 2021
Physics
college
6
votes
48.0k
views
How did Shi Huangdi's efforts strengthen the empire
answered
Mar 17, 2021
History
middle-school
5
votes
34.9k
views
Which sentence shows an example of a reflexive pronoun? We ran to the dog park and let Tiger play with other animals. The cat licked herself clean and then jumped off the stool. She thinks turtles are
answered
Mar 16, 2021
English
college
1
vote
157k
views
7b - 3 (b - 1) in simplist form
answered
Mar 8, 2021
Mathematics
high-school
7
votes
34.0k
views
How many solutions does this system have? y = 3x-5 y = -x+4 one two an infinite number no solution
answered
Mar 1, 2021
Mathematics
middle-school
1
vote
39.1k
views
Graph the line y=-2/3x+3
answered
Jan 29, 2021
Mathematics
high-school
1
vote
212k
views
What is the value of z? a.77 b.95 c.126 d.154
answered
Sep 6, 2020
Mathematics
high-school
4
votes
15.4k
views
Why is it difficult for Esperanza to do the jobs she is assigned
answered
Aug 31, 2020
Biology
middle-school
2
votes
13.0k
views
What is the name of the compound FeNO3? A - iron nitrite B - iron (III) nitrite C - iron nitrate D - iron (I) nitrate
answered
Mar 30, 2020
Chemistry
middle-school
4
votes
13.9k
views
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