A plane accelerates from 25 m/s to a velocity of 80 m/s in a time of 5 seconds. What is the acceleration of the plane during this time?
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Which changes of state do the labels represent? a: b: c:

Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg

Beryl states that insulation with the smallest possible thermal conductivity is best to keep a house warm in winter, but worst for keeping a house cool in summer. sapphire insists the reverse is true: low thermal conductivity is good in the summer, but bad in the winter. which one, if either is correct? a. beryl, because low thermal conductivity results in low heat transfer. b. beryl, because low thermal conductivity results in high heat transfer. d. sapphire, because low thermal conductivity results in high heat transfer. e. neither, because low heat transfer is desirable both in summer and in winter.