Pathways to Astronomy 5Th Edition By Steven Schneider – Test Bank
Part 2 Test Bank – Probing Matter, Light, and Their Interactions
A body at rest that stays at rest exhibits the con…
1. |
A body at rest that stays at rest exhibits the concept of ____________. A. acceleration B. velocity C. force D. inertia Inertia is a property of mass. |
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Newtons first law is best expressed as ______.
2. |
Newton’s first law is best expressed as ___________. A. F=ma B. for every action there is a reaction C. a body that maintains the same velocity unless forces act on it D. force of gravity law of inertia |
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The standard measurement of mass is __________.
3. |
The standard measurement of mass is __________. A. gram B. kilogram C. ounce D. pound Kilogram is unit of mass not weight. |
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A mass is being moved in a circle by a string…
4. |
A mass is being moved in a circle by a string. If the string breaks the mass will initially move A. away from the center of the circle. B. along the curve of the circle, just as it was doing before the string broke. C. in a straight line in the direction that it was moving when the string broke. D. toward the center of the circle. |
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Mass and weight are the same thing.
5. |
Mass and weight are the same thing. |
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Galileo used the concept of inertia in his laws of…
6. |
Galileo used the concept of inertia in his laws of motion. |
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The Second Law of Motion is best described as ____…
7. |
The Second Law of Motion is best described as ________. A. body at rest stays at rest B. action-reaction C. F=ma D. gravity Acceleration is a change in velocity. |
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The Third Law of Motion is best described as _____…
8. |
The Third Law of Motion is best described as ________. A. body at rest stays at rest B. action-reaction C. F=ma D. gravity All forces come paired. |
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Acceleration is _______ over some time.
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Acceleration is _______ over some time. A. change in velocity B. change in distance C. change in position D. change in gravity Change in velocity over a period of time. |
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The MKS Unit for force is the
10. |
The MKS unit for force is the A. pound. B. newton. C. kilogram. D. meter per second squared. |
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