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Worksheets8TH TEST
Total questions: 10
Worksheet time: 5mins
Complete the sentence. Friction always ____________
a. helps the motion
b. opposes the motion
c. both of these
d. none of these
helps the motion
opposes the motion
both of these
none of these
FRICTION IS A-----------------
FORCE
MASS
ACTION
SCALOR QUANTITY
WHICH OF THE FOLLOWING PRODUCES LEAST FRICTION
SLIDING FRICTION
ROLLING FRICTION
COMPOSITE FRICTION
STATIC FRICTION
FRICTION ALWAYS
OPPOSITE THE MOTION
HELPS THE MOTION
BOTH (A) AND (B)
NONE OF THESE
FRICTION CAN BE REDUCED BY USING
OIL
GREASE
POWDER
ALL OF THESE
STATIC FRICTION IS LESS THAN
SLIDING FRICTION
ROLLING FRICTION
BOTH (A) AND (B)
NONE OF THESE
THE SHAPE OF AIROPLANE IS LIKE A
DOG
BIRD
CAR
ALL OF THESE
FRICTION IS
FOE
FRIEND
BOTH (A) AND (B)
NONE OF THESE
FRICTION IS DUE TO FLUIDS IS CALLED
FORCE
PRESSURE
FRICTION
DRAG
FORCE OF FRICTION DEPEND ON
ROUGHNESS OF THE SURFACE
WEIGHT
SIZE
ALL OF THESE
