D) refracted
because , the light changes direction.. causing the penny to look bigger than it is.
Nope. It is false. Temperature decreases as altitude increases.
Answer:
At the melting point, some molecules overcome the forces of attraction. Energy gained after the the solid melts increases the average kinetic energy or the temperature. When liquid is freezing the energy flows out the the liquid. As the kinetic energy decreases, they move more slowly.
Explanation:
The answer is 300
3 * 100
3 * 10 * 10
30 * 10
300
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Answer:
chemical reactions which proceed with the release of heat energy are called exothermic reactions
