Physics, 01.07.2019 06:00 natalymorales96
The illustration above depicts a spring being compressed and then released. changes in both potential and kinetic energy occur during this process. which statement most accurately describes the changes in potential or kinetic energy? a) the kinetic energy is continually increasing throughout the entire process b) the potential energy is continually increasing throughout the entire process c) the potential energy is increasing through steps a & b, then decreases at c. d) the potential energy is decreasing through steps a, b, & c and then increases
Answers: 1
Physics, 21.06.2019 22:30
Laboratory experiments, observational field studies, and model-building are all examples of different forms of scientific investigations. in what way do laboratory experiments primarily differ from other forms of scientific investigations? a. a laboratory experiment is the only accepted form of investigation within the scientific community. b. studies about how things behave in nature or studies involving very large objects are best answered through laboratory experiments. c. laboratory experiments involve the identification and control of variables. d. data can only be generated through laboratory experiments, not other forms of investigation.
Answers: 3
Physics, 22.06.2019 06:30
=force × distance a. work b. velocity c. pressure d. momentum
Answers: 1
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
The illustration above depicts a spring being compressed and then released. changes in both potentia...
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