Answer:
Ice melts when heat is provided to it.
Explanation:
When heat is provided, the kinetic energy of the particles increases. The particles start vibrating. As you keep providing heat, the particles start vibrating more strongly and with greater speed. Some particles become so energetic, that they are able to break the force of attraction and move away as a liquid.
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Answer:
Bromine forms covalent bonds because it has seven valence electrons, but neon has eight valence electrons and already fulfills the octet rule. Neutral atoms coming together to share electrons.
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Answer: The answer is C- comets!
Explanation: Callisto is composed mainly of rock and water ice, although other ices like ammonia ice and carbon dioxide ice may be present. Water ice occurs at the surface of Callisto so it would be comets.
It has an ultramafic composition
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Answer:
When white light falls upon a green surface all of the components of the white light that are not green are absorbed by the surface while the green light is scattered.
Explanation: