Physics, 17.12.2020 21:10 Shavaila18

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1. When is the kinetic energy of an electron transformed into potential energy?

when it interacts with other electrons, decreasing its speed

when it interacts with neutrons without changing its speed

when it interacts with neutrons , increasing its speed

when it interacts with other electrons without changing its speed

2. Atoms bond to form molecules. Which structures or regions of the atoms interact in bonds ?

electric fields of particles with positive charge

electric fields of particles with no charge

electric fields of particles with negative charge

electric fields of particles with opposite charges

3. If two electrons that are apart get pushed toward each other, how does the repulsion between them change?

Initial repulsion is low and decreases as they approach .

Initial repulsion is high and decreases as they approach .

Initial repulsion is high and increases as they approach .

Initial repulsion is low and increases as they approach .

4. A positive charge of 5.0x10 ^ -5 C °is 0.040 m from a second positive charge of 2.0x10 ^ -6 C Calculate the force between the charges.

5.6x10^2 N

5.6x10^2 N

1.4X10^-2 N

2.3X10^1 N

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