38. The amount of force needed to keep a 0.5kg basketball moving at a constant speed of 1 m/s on frictionless ice is
a ON
b IN
C0.5 N
d 10 N
e 5 N
Check it
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Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied.

Which units can be used to measure length or distance? check all that apply. gram meter kilometer liter inch

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs