Mechanical Comprehension – Test 2

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This subtest has 16 questions and a time limit of 20 minutes

1 / 16

What is the situation in which the only force acting on an object is gravity?

2 / 16

What is the pulling force that acts along a stretched flexible connector, such as a rope or cable?

3 / 16

What is the sum of the kinetic and potential energies?

4 / 16

What is done when a force acts on something that undergoes a displacement from one position to another?

5 / 16

What is the force that does work independent of path?

6 / 16

Which of the following terms is the vector sum of all external forces acting on an object or system; causing a mass to accelerate?

7 / 16

What is the weighted average position of the mass?

8 / 16

What is the reaction force that pushes a body forward in response to a backward force?

9 / 16

What is the position where the velocity of a particle, in one-dimensional motion, changes sign?

10 / 16

What is the force that opposes relative motion or attempts at motion between systems in contact?

11 / 16

What kind of energy source is replenished by natural processes, over human time scales?

12 / 16

Which of the following terms indicates any net force causing uniform circular motion?

13 / 16

Which of the following terms represents the energy of motion, one-half an object’s mass times the square of its speed?

14 / 16

What law states that a body tends to stay in rest, or stay in motion?

15 / 16

Which of the terms below describes the constant velocity achieved by a falling object, which occurs when the weight of the object is balanced by the upward drag force?

16 / 16

What is the position where the assumed conservative, net force on a particle, given by the slope of its potential energy curve, is zero?

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