Một điện trở 5 ôm được mắc vào hiệu điện thế 6v nếu tăng hiệu điện thế ở 2 đầu điện trở ấy gấp 2 lần thì cường độ dòng điện chạy qua điện trớ đó tăng giảm thế nào

How are momentum and impulse related? impulse is a whim to do something, while momentum keeps it going impulse is another name fore instantaneous momentum the impulse acting on and object is equal to the change of momentum it causes. the impulse that acts on and object is the momentum that results.

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.

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane