Physics, 08.02.2021 18:50 RonGeffrard9597
Consider a plastic rod that is being charged up by rubbing a wool cloth. It is then brought to an initially neutral metallic sphere, and allowed to touch the sphere for a few seconds. The rod is then separated from the sphere by a small distance. After becoming separated, the rod:. A) is repelled by the sphere. B) is attracted to the sphere. C) feels no force due to the sphere.
Answers: 3
Physics, 21.06.2019 22:30
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
Answers: 1
Physics, 22.06.2019 04:30
Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.
Answers: 1
Physics, 22.06.2019 12:20
Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.
Answers: 2
Physics, 22.06.2019 17:30
Describe cytokinesis in plants and animals. in animals: in plants.
Answers: 2
Consider a plastic rod that is being charged up by rubbing a wool cloth. It is then brought to an in...
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