Physics, 12.01.2020 10:31 HighSchool97654
An empty office chair is at rest on a floor. consider the following forces: . 1. a downward force due to gravity; . 2. an upward force exerted by the floor; and. 3. a net downward force exerted by the air. which force(s) act on the office chair? . 1. none of the forces act on the chair since. it is at rest. 2. all three forces. 3. 1 only. 4. 1 and 2 only. 5. 2 and 3 only.
Answers: 2
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When a neutral charge, comes into contact with a positive charge they repel each other nothing happens the neutral charge becomes negative they attract each other
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What is the electric force acting between two charges of -0.0045 c and -0.0025 c that are 0.0060 m apart? use fe=kq1q2/r^2 and k = 9.00 x 10^9 n*m^2/c^2 a. 1.7 x 10^7 n b. -1.7 x 10^7 n c. -2.8 x 10^9 n d. 2.8 x 10^9 n
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Which accounts for an increase in the temperature of a gas that is kept a constant volume
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This is for my 8th grade science class, i really don’t understand. can someone me? , lol.
Answers: 1
An empty office chair is at rest on a floor. consider the following forces: . 1. a downward force due t...
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