Physics, 19.12.2019 22:31 bookerman123
Plz hurry! ! i need now! like no joke! plz me now! 20 points + brainliest! as one of america’s leading experts on deep-space debris, the president has asked you to brief him on the dangers posed to earth by asteroids and meteoroids. write a one-page briefing to the president explaining why you do (or do not) believe that asteroids and meteoroids are a grave threat during the current administration, and what evidence scientists have to support your point of view.
Answers: 2
Physics, 21.06.2019 20:20
When many atoms are split in a chain reaction, a large explosion occurs. this is an example of what type of energy conservation
Answers: 2
Physics, 22.06.2019 03:30
Will give brainliest! jay rides his 2.0-kg skateboard. he is moving at speed 5.8 m/s when he pushes off the board and continues to move forward in the air at 5.4 m/s. the board now goes forward at 13 m/s.a. determine jay’s mass.b. determine the change in the internal energy of the system during this process.(express your answer to two significant figures and include the appropriate units.)
Answers: 1
Physics, 22.06.2019 07:30
Quantum mechanics applies to subatomic, atomic, nanometer-size, and micrometer-size systems. nanometer, micrometer, and kilometer-size systems. atomic, nanometer-size, and micrometer-size systems. subatomic, atomic, and nanometer-size systems.
Answers: 2
Physics, 22.06.2019 16:30
In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.
Answers: 3
Plz hurry! ! i need now! like no joke! plz me now! 20 points + brainliest! as one of america...
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