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Alex777 [14]
3 years ago
5

( I will give you brain thing if its correct) What is a mechanical wave?

Social Studies
1 answer:
scZoUnD [109]3 years ago
7 0

Answer:

A mechanical wave is a wave that is not capable of transmitting its energy through a vacuum. Mechanical waves require a medium in order to transport their energy from one location to another. A sound wave is an example of a mechanical wave. Sound waves are incapable of traveling through a vacuum.

Explanation:

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The _____ offers three core certifications: Professional in Human Resources (PHR), Senior Professional in Human Resources (SPHR)
Anvisha [2.4K]

Answer:

a. Human Resource Certification Institute

Explanation:

HRCI which is Human Resource Certification Institute is U.S. based credentialing organization which offers certifications to the HR generalists, managers and administrators. These certifications are awarded upon the successful completion of the competency exams which cover Human Resource Management practices, principles and policies.

Three core certifications are:

  • PHR which is Professional in Human Resources - It certifies the mastery of  technical and the operational aspects of the HR management, including the U.S. laws and the regulations.
  • SPHR which is Senior Professional in Human Resources - It certifies that individual demonstrates the mastery of strategic and the policy-making aspects of the HR management as practiced in U.S.
  • GPHR which is Global Professional in Human Resources - It certifies the expertise in the multinational HR responsibilities.
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3 years ago
Variation is not dependent on change in another variable; thought to cause change in the other variable(s)
Mila [183]

Answer:

Independent variables

Explanation:

The sentences shown in the question above are referring to the independent variables within an experiment.

An independent variable is one that is not changed by another variable, promotes changes and measurable results in the experiment, influences and causes effects in other variables and does not depend on any change.

An example of this can be seen in the "Analysis of the different amounts of sugar in the promotion of cavities". As you can see, the existence of caries is modified by the amount of sugar, which is not influenced by any other facts, therefore, the amount of sugar is the dependent variable.

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Does anyone know if we're supposed to bring our bookbags to the school trip tomorrow ​
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Yeah i think so... we need our stuff duh
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I think that it is Fertile
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The term feudalism is best defined as
xeze [42]
An example of feudalism is the Dark Ages, as feudal lords gave vassals land in exchange for military service or loyalty. Hope this helped?? 
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