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FCP chapter 11 test
Terms in this set (34)
The distance a plane flies on a 7.95- hr flight from Chicago to London. Assume a constant speed of 800.0 km/hr
Velocity always needs a _______
V(f) - v(i)
Strong nuclear force
Weak nuclear force
What are the four fundamental forces in nature.
An objects change in position relative to a reference point.
Frame of reference
A system for specifying the precise location of objects in space and time, describes the motion of an object relative to these reference points.
Measures the path taken.
The change of an objects position.
Often shorter then distance.
Is the distance traveled divided by the time interval during which the object in motion occurred and describes how fast an object moves.
The speed of an object in a particular direction. Described relative to a reference point.
to ____________, you must measure 2 quantities: the distance traveled and the time it took to travel that distance.
Meter per second m/s
What is the SI unit for speed?
When an object covers an equal distance in an equal amount of time is moving at a _________.
I'm s the distance traveled by an object divided by the time it took to travel that distance.
Speed measured in an infinitely small time interval.
Change in speed over direction.
Acceleration that occurs in a circular motion.
🔼 greek letter D meaning _______.
Meter per squared second
SI unit for acceleration.
An action exerted on a body in order to change the body state of rest or motion; has magnitude and direction.
Pushes and pulls must touch.
Do not require that the objects touch each other.
Do mot change in motion
Do not cancel completely.
A force that opposes motion between 2 surfaces in contact.
The force that resists the initiation of sliding motion between 2 surfaces that are in contact and at rest.
The force of that opposes the movement of two surfaces that are in contact with each other.
When objects slide past each other
Less than sliding; when a round object rolls over a flat surface.
Gases or liquids
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