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Dmitry_Shevchenko [17]
3 years ago
15

URGENT! who hypothesized that electrons orbit around a nucleus?

Physics
1 answer:
artcher [175]3 years ago
5 0
Pretty sure it's Niels Bohr
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"In the diagram below, point P is located in the electric field between two oppositely charged parallel plates.
olya-2409 [2.1K]
As proton is heavier then electron, and electrostatic force is directly proportional to mass, so it would be greater and direction would be changed 'cause of different charges.

In short, Your Answer would be Option 4

Hope this helps!
5 0
4 years ago
Read 2 more answers
How are energy, force, and the motion of objects related?
OLEGan [10]

Answer:

When two objects interact, each one exerts a force on the other that can cause energy to be transferred to or from the object. For example, when energy is transferred to an Earth-object system as an object is raised, the gravitational field energy of the system increases. This energy is released as the object falls; the mechanism of this release is the gravitational force. Likewise, two magnetic and electrically charged objects interacting at a distance exert forces on each other that can transfer energy between the interacting objects.

Explanation:

Even when an object is sitting still, it has energy stored inside that can be turned into kinetic energy (motion). ... A force is a push or pull that causes an object to move, change direction, change speed, or stop. Without a force, an object that is moving will continue to move and an object at rest will remain at rest.

5 0
3 years ago
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_____________ part of this layer has a relatively homogeneous composition, while the other part is less uniform in composition
Over [174]

Answer:

Oceanic part of this layer has a relatively homogeneous composition, while the other part is less uniform in composition

Explanation:

Your question is base on the earth crust which is either oceanic crust or continental.

The earth Lithosperic layer is divided into two part namely the oceanic crust and the continental crust.

The oceanic crust is more uniform in composition than the continental crust because of the kind  of earth events that is predominant here. For example sea floor spreading  . The oceanic crust is composed dominantly of Mafic rocks. The Mafic rocks are extrusive igneous rocks. This rocks are formed when magma intrudes into the ocean surface, due to rapid cooling this rocks solidified quickly to form these rocks that are mainly basaltic. The oceanic rocks are dominantly basaltic. The basaltic dominance makes the oceanic crust relatively homogeneous in composition.

Events like sea floor spreading whereby the oceanic floor diverge forming two parts are one factors that causes mantle materials(molten magma) to reach the surface to form this basaltic rocks. The separating  point, the mid oceanic ridges is where new crust are formed from the up-welling of magma.  As you move away from the mid oceanic ridges the rocks become older.  

4 0
3 years ago
On a frictionless horizontal surface, a 1.50 kg mass traveling at 3.50 m/s collides with and sticks to a 3.00 kg mass that is in
My name is Ann [436]

Answer:

√ \frac{3}{5}  m

Explanation:

Hope it helps!.

4 0
3 years ago
1 point
Darya [45]

Given that,

Mass of object, m = 55 kg

Mechanical energy of the object, M = 4306 J    

Potential energy, P = 2940 J

We know that the mechanical energy is the sum of kinetic and potential energy such that,

Mechanical energy = kinetic energy + potential energy

K=M-P\\\\K=4306-2940\\\\K=1366\ J

Kinetic energy is given by :

K=\dfrac{1}{2}mv^2v is velocity of object

v=\sqrt{\dfrac{2K}{m}} \\\\v=\sqrt{\dfrac{2\times 1366}{55}} \\\\v=7.04\ m/s

So, the velocity of object is 7.04 m/s.            

7 0
3 years ago
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