Question
A child pedals a bicycle along a road at a constant speed.
Why does the bicycle keep moving at a constant speed?
Answer options with 4 options
A.
The net force on the bicycle is zero.
B.
The force of her pedaling is stronger than inertia.
C.
The force of friction is larger than the force of gravity.
D.
The force of her pedaling is stronger than the force of friction.
Why does the bicycle keep moving at a constant speed?
Answer options with 4 options
A.
The net force on the bicycle is zero.
B.
The force of her pedaling is stronger than inertia.
C.
The force of friction is larger than the force of gravity.
D.
The force of her pedaling is stronger than the force of friction.
Answers
GPT-4o mini
The correct answer is:
A. The net force on the bicycle is zero.
When the forces acting on an object are balanced (in this case, the pedaling force and the frictional force), the object will continue to move at a constant speed according to Newton's first law of motion.
A. The net force on the bicycle is zero.
When the forces acting on an object are balanced (in this case, the pedaling force and the frictional force), the object will continue to move at a constant speed according to Newton's first law of motion.
Related Questions
A bicyclist is pedaling along a road that is sloped upward with angle theta. At which of these road...
a child and a bicycle have a mass of 45kg together. The child rides the bicycle 1800m in 10 min at a...
A person riding a bicycle wants to move the bicycle forward. She moves
her legs up and down on the...
A child pedals a bicycle along a road at a constant speed.
Why does the bicycle keep moving at a co...