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Question 6
Which of the following statements is true about the speed of particles?
A
Objects with faster-moving particles feel hotter than objects with slower-moving particles
B
Objects with faster-moving particles feel cooler than objects with slower-moving particles
С
When particles in an object move slower, they begin to feel warm.
D
When particles in an object move faster, they begin to feel warm.

B

Explanation:

heavier particles, which are the ones that move slowly  than the lighter particles have a higher temperature

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metals are good conductor of electricity. it has free electrons on their surface. according to electron pool theory, each atom present in a metal crystal losses all of its valence electron and as a result a pool of free is form. these pool of electrons are free to move and   conduct electricity easily   while making metal as good conductor.

the correct answer is a. the ability of electrons to flow throughout the metal.

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