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Science (Grade 8)
What force is always directed opposite to the motion of an object?
A.Friction
B.Gravitational
C.Magnetic
D.Tension

What force pulls an object back to the earth?
A. Applied
B. Gravitational
C.Magnetic
D.Tenstion

What surface would be easiest for a bicycle to move?
A.Sand
B.Grass
C.Muddy Roud
D.Concrete Road

What force acts perpendicular to the surface of the object in contact with?
A. 0 N
B. 300 N
C. 600 N
D. 900 N

What is the net force in the figure bellow?
A.25 N, to the left
B.25 N, to the right
C.195 N, to the left
D.195 N, to the right

Can you plz answer this?
I need it right away...





Science Grade 8What Force Is Always Directed Opposite To The Motion Of An ObjectAFrictionBGravitationalCMagneticDTensionWhat Force Pulls An Object Back To The E class=

Sagot :

Answer:

1. Frictional. 2. Gravitational. 3. Concrete road. 4.0N