Case 1. When in contact with a highly negative material Case 2. When in contact with a highly positive material + +++++ ++ A is brought very near 8 but not touching it. A is brought very near B but not touching it. + + +++ ++++++ + +++++ What happens next? What happens next? ? ? ? ? What will happen to the charges in materials A and B when separated? Draw the charges in the boxes above. What will happen to the charges in materials A and B when separated? Draw the charges in the boxes above. When A and B are separated, A becomes charged since it electrons. B becomes (positively, negatively) charged since it When A and B are separated, A becomes . (positively, negatively) (loses, gains) since it (positively, negatively) charged (loses, gains) electrons. (positively, B becomes negatively) charged since it gains) electrons. (loses, (loses, gains) electrons.

Case 1. When in contact with a highly negative material Case 2. When in contact with a highly positive material + +++++ ++ A is brought very near 8 but not touching it. A is brought very near B but not touching it. + + +++ ++++++ + +++++ What happens next? What happens next? ? ? ? ? What will happen to the charges in materials A and B when separated? Draw the charges in the boxes above. What will happen to the charges in materials A and B when separated? Draw the charges in the boxes above. When A and B are separated, A becomes charged since it electrons. B becomes (positively, negatively) charged since it When A and B are separated, A becomes . (positively, negatively) (loses, gains) since it (positively, negatively) charged (loses, gains) electrons. (positively, B becomes negatively) charged since it gains) electrons. (loses, (loses, gains) electrons.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter7: Electric Potential

Section: Chapter Questions

Problem 73P: To form a helium atom, an alpha particle that contains two protons and two neutrons is fixed at one...

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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

Observe what happens and complete the generalization on the difference of charging by conduction and induction at the end of the activity.

Charging by Conduction
Case 1. When in contact with a highly
negative material
Case 2. When in contact with a highly
positive material
+ ++++ +
+ ++
A is brought very near B but not touching it.
A is brought very near B but not touching it.
++++++
What happens next?
What happens next?
B
?
?
?
?
What will happen to the charges in
materials A and B when separated?
Draw the charges in the boxes above.
What will happen to the charges in
materials A and B when separated? Draw
the charges in the boxes above.
When A and B are separated, A
becomes
When A and B are separated, A becomes
(positively, negatively) charged
(loses, gains) electrons.
(positively,
(positively, negatively)
charged since it
electrons. B becomes
(positively, negatively) charged since it
(loses, gains) since it
B becomes
negatively) charged since it
gains) electrons.
(loses,
(loses, gains) electrons.
+ +
+ +
+

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