8459299
+
Mastery Assess It 12
Middle School Physical Science - S2 - MI, T2 / Work, Ene...
8459299
+
Mastery Assess It 12
Middle School Physical Science - S2 - MI, T2 / Work, Energy, and Power / Lesson 119
4. Which of the following is not a true statement?
O The mechanical energy of an object is greater than the potential energy of an object.
The mechanical energy of an object is less than the kinetic energy of the object.
The potential energy of an object is the same as the mechanical energy of an object.
O O
The kinetic energy of an object is the same as the potential energy of an object.
Answers: 1
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An input force of 7 n is applied to a machine with a mechanical advantage of 1.75. what is the maximum the machine could lift? 12.25 n7n7.25 n26.2 n
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Aforce of 34n stretches a very light ideal spring 0.73 m from equilibrium, what is the force constant (spring constant) of the spring? (a) 47n/m (b) 38n/m (c) 53n/m (d) 25n/m
Answers: 3
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How many neutrons does plutonium -196 with an atomic number of 78.
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