Topic 4: Forces and Pressure
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4 Terms
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5 effects of force
-object start moving from rest
-change direction of object
-speed up/ slow down moving object
-stop moving object
-change size/ shape of object
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7 diff forces (4 contact, 3 non)
Contact
-Normal force
-Tension
-friction
-air resistance
non contact
-electrostatic
-magnetic
-gravitational
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Mass vs weight (SI units) + formula
Weight (W=M x g)
-gravitational force acting on an object
-Newton(N)
mass
-amount of matter in an object
-kg
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Pressure formula + SI init
P=F/A
Pa=N/m2
Note 
Flashcards (42)