Introduction
When
you are driving in a car and slam on the brakes, all the books and packages fly
forward. Why is this? Physicists will call it “inertia” and “momentum”.
However, explaining this process as “inertia” does not give the complete
understanding. A more accurate understanding would be that the molecules are
continuing to travel at the same speed though the vehicle has stopped. This is
the real reason.
Therefore
we will take a new look at the inertia of objects in motion. Instead of
discussing “inertia” and “momentum”, we will discuss the following: molecules
in motion, internal energy, and the degree of energy transfer.
Traditional
Physics: Either Unclear or Not Accurate
When
physics books or websites talk about inertia of objects, the explanations are
either unclear or not accurate.
Let
us first assume that the physicists do know what is going on at molecular
level. We shall give them credit for such knowledge. However, if they do know these
answers then they are not able to explain it to us.
On
the other hand, it could also be the case that the physicists are not quite
understanding the true cause of for these “inertia” situations.
Either
way, we will now remedy the situation by explaining the “inertia” of objects in
a completely different way.
Inertia
and Motion in Brief
Inertia,
for the purposes of this article, is essentially the ability of an object to
keep moving.
To
understand this, we must first review the understanding of “motion”. Every
object moves based on the motion of its molecules, and more specifically the
forward motion of its protons.
The
protons are the engines of the atom. Thus, as the protons move forward, so does
the atom, and as the atoms move forward, so do the molecules. Therefore, when
the majority of protons (and therefore the majority of molecules) throughout an
object move forward, then the object as a whole will move forward.
In
other words, every object, from a book to a planet, is self-propelled. Every
object is always moving – always being self-propelled by the protons inside the
object.
Consider
a book. For a book to move forward, the protons must first acquire energy, and
then those protons must be moving in the same direction. When enough of the
protons of the book, each have enough energy, then that book will move forward.
This
is the basic mechanism for motion – for any object, regardless of size,
structure, or composition.
Object in Motion Tends to Stay in Motion
Once
this object is in motion, it stays in motion. As Newton said “An object in
Motion tends to stay in motion”. This is because the object is self-propelled.
The energy strings are inside the protons, and there the energy strings will
remain, pushing on the protons, propelling the object as a whole forward.
Therefore,
once the object (such as a book) is in motion, that object will continue to
move in that direction, and at that same speed, for a long time.
Speed
of Objects
Now
that we have objects in motion, we will consider the speed. The speed of any
object depends on the number of energy strings inside that object.
Specifically,
there are energy strings located in each proton which push that proton forward.
The number of energy strings then determines the speed: more energy strings
inside a proton will push it faster.
Then
we consider the object as a whole. There are billions of protons throughout the
object – even something as simple as a book. As we add more and more energy
strings to the object, these energy strings spread throughout the object, and
enter into each of the protons. Therefore, with greater energy inside all these
protons, the object itself will move faster.
This
is how we observe an object, as a whole, to move at faster speeds.
Inertia
and Momentum for
Same
Object at Different Speeds
Therefore,
at this stage, the concepts of inertia and momentum really mean the total
internal energy of the object. Specifically, the total internal energy is the
total number of energy strings, within all of the protons throughout the
object.
Comparing
the two books of the same size: one book with greater total energy will travel
faster. This is because the total number of energy strings is greater. First
this means that there are more energy strings per proton, pushing each proton
faster. Second, it very likely that there are these many more energy strings in
all the protons throughout the entire book. Therefore we have billions of
protons, with this greater number of energy strings, pushing their protons
faster. The net result is that the entire object (the book) propels itself much
faster.
If
no other forces act on that book, it will continue to travel at that faster
speed for a long time. Similarly, if that faster book hits the wall, that book
will cause more of a dent, as there is more energy which can be imparted from
the book to the wall.
Thus,
these examples demonstrate “inertia” and “momentum” based on molecular motion
and internal energy strings.
Inertia
and Momentum for Objects of Different Mass
We
can also understand the concepts of inertia and momentum based on the mass of
objects. It is well known that an object with greater mass will have more
“inertia” and more “momentum”. We can now understand this at the molecular
level.
Consider
two objects of very different mass – such as a book and a car. Let us get both
of those objects to move at the same speed.
In
any object, most of the mass is in the protons and the neutrons. Then remember
that the protons are the engines of the atoms. Therefore, when an object has
more mass, such as a car, it has more protons. This means that there are more
“engines” of the many more atoms to be “filled” with energy.
Consequently,
this will require significantly more energy strings to be distributed
throughout the object in order to get the object to move. Remember that
regardless of the object, we are basically getting the protons to move; and to
get any proton to move at a particular speed will require a specific amount of
energy strings.
The
difference then is in the total number of protons throughout the object, and
therefore the total number of energy strings which must be applied and
distributed throughout the object.
This
is why you can push the book easily with a simple press of the hand. Your hand
has enough energy strings to easily be applied to the entire book, and move it
forward. Yet to push the car that same speed will require several people – and
often pushing their whole bodies. This is because of the amount of energy
strings required to reach all the protons requires that many people give of
their energy strings; and using their entire bodies helps distribute the energy
strings throughout the car more easily.
Thus,
this is why the difference in mass of two objects will require different
amounts of energy strings applied, in order to move the two objects at the same
speed.
Energy
Strings Upon Impact
As
a corollary: note that an object with greater number of energy strings will be
able to transfer more energy upon impact. This is also an aspect of what we
commonly know of as either inertia or momentum.
It
does not matter if the object has more energy strings due to greater speed, or
due to greater mass. The result will be the same: whenever there are more
internal energy strings prior to impact, there will be more energy strings transferred
after impact.
This
greater number of energy strings after impact can then do several things to the
impacted object. This will often propel the object forward at a fast speed, or
separate the molecules from each other (resulting in cracks or causing pieces
to break off).
Total
Number of Energy Strings as Inertia or Momentum
Thus, again, we return
to the concept of “total number of energy strings”. This concept is really the
central concept behind motion, speed, inertia, and momentum.
As we discussed above,
when we have two objects of the same size, the one which moves faster will have
more overall energy strings. This greater amount of energy strings is necessary
to move the protons faster, and thus move the book as a whole faster.
Also, as discussed
above, when we have two objects of different mass, but want them to travel at
the same speed, we must apply more energy strings to the object of greater
mass. Remember that the number of energy strings required per proton to move
each proton at a particular speed will be the same for all protons, in any
object. However, the object with greater mass has many more protons, and
therefore will require a greater amount of energy strings to be applied and
distributed throughout that object.
In either situation,
the object with the “greater momentum” or “greater inertia” will in fact have a
greater total number of energy strings.
This will result in
several practical effects, which are often observed. For example: it will often
take longer to get a large object moving, or to move any one object faster;
this is because it takes more time to apply enough energy needed, and to distribute
that energy throughout the object.
Similarly, it takes
longer to slow the more massive object, or a faster moving object, because all
of those energy strings must be removed again.
And of course, when
that object impacts another object the number of energy strings will be
greater, and therefore the amount of energy transferred will be greater.
[Additional details will be presented in future blogs.
There is also a book in progress on these topics which will be published soon.]
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