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dimulka [17.4K]
4 years ago
15

The volume of an atom consists mostly of:

Physics
1 answer:
PIT_PIT [208]4 years ago
6 0
The correct answer is A and I am More than sure !!
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A wave is turned back when it meets the boundary of the medium in which it is traveling. The wave is said to have undergone
kondor19780726 [428]

Answer:

The wave is said to have undergone reflection.

Explanation:

When a wave traveling through a medium meets the boundary of that medium, it gets bounced back and returns into the medium in which it is traveling. This behavior of the wave that causes a change in the direction of the wave is known as reflection. Examples of reflection include the reflection of sound waves, light waves, water waves, etc.

According to the law of reflection, the angle at which the waves approach the barrier (or an interface between two mediums) equals the angle at which they reflect off the barrier (or an interface between two mediums).

Refraction of waves is referred to the change in the direction of waves or bending of the path of the waves when they pass from one medium to another which is accompanied by a change in wavelength and speed of the waves.

Diffraction of waves is referred to the change in the direction of waves when they move around a barrier in their path or pass through an opening.  Interference occurs when two waves traveling through the same medium superpose to form a wave having the same or lower or greater amplitude.

4 0
3 years ago
How much heat does 56 L of water need to absorb to raise its temperature from 350C to 740C?​
LekaFEV [45]

Answer:

300 L of water

Explanation:

7 0
3 years ago
You serve a volleyball with a mass of 2.1 kg. The ball leaves your hand with a speed of 30 m/s. The ball has what energy, kineti
mihalych1998 [28]
Both kinetic and potential. Kinetic as it is moving and Potential due to its relative position to the ground, in this case it is in the air, elevated from the ground.
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3 years ago
Difference between incident ray and reflected ray​
SSSSS [86.1K]

Answer:

An incident ray is a ray of light that strikes a surface. The angle between this ray and the perpendicular or normal to the surface is the angle of incidence.

The reflected ray corresponding to a given incident ray, is the ray that represents the light reflected by the surface. The angle between the surface normal and the reflected ray is known as the angle of reflection. The Law of Reflection says that for a specular (non-scattering) surface, the angle of reflection always equals the angle of incidence.

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3 years ago
How does a rubber rod become negatively charged through friction?
stira [4]
I think it is c I'm only in 7th grade but I'm pretty sure that the answer is c
5 0
4 years ago
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