Asked by Amy L.
I need help. I need to define friction. I know what it is but cant figure out how to put them in words with out being to long written.
Then I have two more ?s
What are the three types of friction?
What is the speed of acceleration due to the force of gravity?
please help
The second definition is good:
http://encarta.msn.com/encnet/features/dictionary/DictionaryResults.aspx?refid=1861613545
types of friction: rolling, kinetic, sliding, air, static,
The acceleration due to gravity is on the average 9.81m/s^2 at sea level.
Then I have two more ?s
What are the three types of friction?
What is the speed of acceleration due to the force of gravity?
please help
The second definition is good:
http://encarta.msn.com/encnet/features/dictionary/DictionaryResults.aspx?refid=1861613545
types of friction: rolling, kinetic, sliding, air, static,
The acceleration due to gravity is on the average 9.81m/s^2 at sea level.
Answers
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ANN
Do wheels reduce friction?
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