Answer:
Alex had helped poor people
Alex is helping poor people
Answer:
Experimental or treatment group
Explanation:
In science, researchers use different variables to test the cause or effect of a specific treatment or phenomena. These variables could be dependent or independent.
In these experiments, the control group refers to a group that does not receive any type of treatment or, in other words, does not receive any variable. On the other hand, the experimental group receives the treatment or variables and is the one that would show the results.
These two groups - control and experimental - are subsequently compared.
Tectonic plates. tectonic plates are evat every land mass sits on and it is how volcanoes and trenches are formed
Videorecording <u>speech </u>practice sessions provides valuable feedback to a speaker.
Speech is human voice communication using language. All languages use a combination of vowel and consonant sounds that form the sound of the word (that is, all English words, even the same word, such as "role" or "hotel").
Sounds different from French words). It then uses those words in the semantic letters as words in the language's lexicon, according to syntactic constraints that determine the function of the lexical words in the sentence.
You can notify, explain, ask, persuade, direct and use pronunciation, intonation, volume level, tempo, and other non-typical or paralinguistic aspects of vocalization to convey meaning.
Learn more about Speech here: brainly.com/question/25887038
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