Forces, Machines, Motion, And Energy Part II Question Preview (ID: 48592)
Exam #1.
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The amount of force on a certain amount of surface area
a) Inertia
b) Force
c) Mass
d) Pressure
An instrument used to compare the density (specific gravity) of liquids to pure water
a) Heat engine
b) Hydrometer
c) Insulator
d) Electromagnet
A strong tide that happens when the sun and moon are aligned with the earth
a) Neap tide
b) Sound wave
c) Lunar tide
d) Spring tide
A force that resists motion and produces heat
a) Friction
b) Gravity
c) Inertia
d) Pressure
Can represent a directional force; have both direction and magnitude
a) Action
b) Switches
c) Vectors
d) Reaction
The amount of matter in an object
a) Mass
b) Atoms
c) Elements
d) Weight
Equals the distance traveled divided by the amount of time it took: ?=D/T
a) Velocity
b) Acceleration
c) Speed
d) Inertia
A repeating path in space that one object takes around another
a) Ellipses
b) Rotation
c) Track
d) Orbit
Anything that is observed that is consistent (happens the same each time)
a) Theory
b) Observation
c) Law
d) Experiment
The speed of an object in a certain direction
a) Acceleration
b) Velocity
c) Distance
d) Rate
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