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Force/Motion (4- 5)
Question | Answer |
---|---|
the movement of electrons | electricity |
a scientist who studies and describes motion and forces | physicist |
the force of attraction between objects | gravity |
a field force that is used to generate electricity | magnetism |
a push or pull | force |
a resistance force that occurs when two objects touch | friction |
the tendency of objects to resist change in motion | inertia |
the rate of change in an object's velocity | acceleration |
an English scientist (1642-1726) who devised three laws of motion | Newton |
the process of changing from one position to another | motion |
the distance traveled in a certain amount of time (miles per hour, meters per second, etc.) | speed |
an increase in this causes a decrease in acceleration | mass |
an inward force that creates a circular motion | centripetal |
an Italian (1564-1642) considered by many to be the father of modern science; found that stones of different weights fell at the same speed (from the Tower of Pisa) | Galileo |
The curve of a spinning soccer ball demonstrates the __________ effect. | Magnus |