Which is a characteristic of oxygen?
A. nonreactive with most other elements
B. the mos...
Physics, 13.11.2020 18:50 landowatson123
Which is a characteristic of oxygen?
A. nonreactive with most other elements
B. the most abundant gas in the atmosphere
C. the most abundant element in Earth’s crust
Answers: 2
Physics, 22.06.2019 10:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 3
Physics, 22.06.2019 18:30
Ahot-air balloon takes off from the ground traveling vertically with a constant upward acceleration of magnitude g/4. after time interval δt, a crew member releases a ballast sandbag from the basket attached to the balloon. how many seconds does it take the sandbag to reach the ground? (express your answer in terms of δt)
Answers: 2
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Elements on the periodic table are ordered according to their
Answers: 1
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