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Yes, it is. Walking is due to the fact that, when feats move horizontally in contact with the street surface while operating a pressure due to the weight of the person on the surface itself, the surface material reacts with an attrition force that propels the person.
Since muscle can exert only forces that are internal to the system constituted by the whole person, in the absence of external forces (like the street surface attrition) no change in the position of the center of mass of the person would be possible.
What else can I help you with?
What is the frictional force needed to slow something down?
The frictional force needed to slow something down depends on the object's mass, speed, and the coefficient of friction between the object and the surface it is moving on. The force required can be calculated using the equation: force of friction = coefficient of friction x normal force.
How does friction affect a person's spin?
Friction can affect a person's spin by providing resistance against the turning motion. More friction can slow down the spin or make it more difficult to maintain balance. Decreasing friction, such as by changing the surface or adjusting clothing, can help increase the speed and smoothness of the spin.
Is friction useful when are going down a slide?
Friction can be useful to control the speed of the slide and prevent the person from sliding too fast. However, too much friction can cause the person to come to a sudden stop or experience discomfort. Finding the right balance of friction is important for a smooth and enjoyable slide experience.
Is force always needed to slow down an object?
No, force is not always needed to slow down an object. In cases where there is friction or air resistance, these forces can naturally slow down an object without the need for external force. For example, a ball rolling on a table will slow down due to the friction between the ball and the table surface.
Friction will never speed up an object?
Friction always opposes motion, so it can never speed up an object. Friction slows down or stops an object's motion by acting in the opposite direction. To speed up an object, a force stronger than friction, like a push or a pull, is needed.
What are sources of friction?
Driving a car down the street is a source of friction. Rolling a bowling ball down the lane is also an example of friction.
How friction useful when walking down an icy street?
It is useful
Is friction useful when walking down an icy street?
It's useful
What is the frictional force needed to slow something down?
The frictional force needed to slow something down depends on the object's mass, speed, and the coefficient of friction between the object and the surface it is moving on. The force required can be calculated using the equation: force of friction = coefficient of friction x normal force.
How does friction affect a person's spin?
Friction can affect a person's spin by providing resistance against the turning motion. More friction can slow down the spin or make it more difficult to maintain balance. Decreasing friction, such as by changing the surface or adjusting clothing, can help increase the speed and smoothness of the spin.
Is friction useful when are going down a slide?
Friction can be useful to control the speed of the slide and prevent the person from sliding too fast. However, too much friction can cause the person to come to a sudden stop or experience discomfort. Finding the right balance of friction is important for a smooth and enjoyable slide experience.
Is force always needed to slow down an object?
No, force is not always needed to slow down an object. In cases where there is friction or air resistance, these forces can naturally slow down an object without the need for external force. For example, a ball rolling on a table will slow down due to the friction between the ball and the table surface.
Why is friction needed to be able to ride a bike?
Because when we ridind the bike faster to slow down the brake is important
Why friction is problem?
Friction can be a problem as it slows down the movements of objects. It may also stop the movement of object and as such, a bigger force is needed to make the object move faster.
Friction will never speed up an object?
Friction always opposes motion, so it can never speed up an object. Friction slows down or stops an object's motion by acting in the opposite direction. To speed up an object, a force stronger than friction, like a push or a pull, is needed.
What Type of friction is present on a water slide?
The type of friction present on a water slide is kinetic friction. Kinetic friction occurs when an object moves across the surface of another object, in this case, when a person slides down the water slide. The water on the slide reduces friction, allowing the person to slide more easily.
Which of these is narrated in the third person perspective I wondered what would happen next You arrived at camp at dawn Jorge struck you as indecisive They walked down the street?
Third person perspective is: They walked down the street.
