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Aforce of 240.0 n causes an object to accelerate at 3.2 m/s2. what is the mass of the object?
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Suppose that 27 j of work is needed to stretch a spring from its natural length of 6 m to a length of 9 m. (a) how much work is needed to stretch the spring from 12 m to 14 m? j (b) how far beyond its natural length will a force of 78 n keep the spring stretched?
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Which layer is the most dense layer of earth?
a. outer core
b. mantle
c. inner co...
a. outer core
b. mantle
c. inner co...
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