Answer:
100J
Explanation:
Kinetic energy=1/2mv^2
Kinetic energy=(1/2 x 8)x5^2
Kinetic energy=4x25
Kinetic energy=100
100J
Answer:
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When melting, energy is being absorbed. When freesing, energy is being released.
That's all I know.
Answer :
Population composition is the description of a,population according to characteristics such as age and sex . These data are often compared over time using population pyramids.
Option A is the corrrect answer!
Explanation: When more and more energy is provided to a gas then its atoms move more rapidly. This rapid and continuous movement converts the gas into hot ionized ions which have positively charged ions and negatively charged electrons.