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JulsSmile [24]
3 years ago
7

What were some of the earliest forms of technology created by humans?​

Social Studies
2 answers:
matrenka [14]3 years ago
6 0

Answer:

phone and lightbulb

Explanation:

Gennadij [26K]3 years ago
5 0

Answer:Olduvai stone technology (Oldowan) 2.5 million years ago (scrapers; to butcher dead animals) Huts, 2,000,000 years ago. Acheulean stone technology 1.6 million years ago (hand axe) Fire creation and manipulation, used since the Paleolithic, possibly by Homo erectus as early as 1.5 Million years ago.

Explanation:

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_____ is the extent to which doing the job provides information back to the employee about his or her performance.
Dima020 [189]

The amount of information an employee receives regarding her or her performance as a result of doing their work is known as feedback.

What exactly does feedback mean?

Helpful advice or feedback that is offered to someone to point out improvements that can be made to a performance, a product, etc. To make its products better, the business incorporates consumer feedback.

What is a feedback type?

Feedback can be given orally, in writing, informally, formally, as well as being descriptive, evaluative, peer- and self-assessed. The importance of the feedback is its caliber. Appreciation, mentoring, and evaluation are the three types of feedback.

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5 0
1 year ago
After testing and refining ideas, scientists often develop a model that explains why things behave, as they do, and predicts wha
Katena32 [7]

Answer:

Scientific Model

Explanation:

A scientific model is a common term in scientific experimentation or research, which is used to describe a particular phenomenon or situation, by using something else to represent it, thus, it helps in understanding the concept in a easier way.

A scientific model are in various forms, such as visual model, mathematical models or computer models.

The purpose of scientific model is to make the actual thing, phenomenon or situation that is being modelled easier to understand. This helps in using the model to understand how and why a situation occurs, and predict what happens in future.

For example, using predictive models, to predicting or make weather forecast, that is what will happen as our climate changes would be easier to understand, if we could make a fully accurate model of the atmosphere.

8 0
3 years ago
Which institution includes radio, television, and movies?
Harman [31]

Answer:

the ans is : all of the above

6 0
3 years ago
Which category of diuretic drugs exerts its mechanism of action in the collecting duct?
Dafna1 [17]

The category of diuretic drugs that exerts its mechanism of action in the collecting duct is option C. Potassium-sparing diuretics. Spironolactone is a diuretic that exerts its effects in the DCT and the collecting duct. Read below about diuretic drugs.

<h3>What is a diuretic?</h3>

A diuretic is any substance that promotes diuresis, the increased production of urine. This includes forced diuresis. A diuretic tablet is sometimes colloquially called a water tablet. There are several categories of diuretics. All diuretics increase the excretion of water from the body, through the kidneys.

Therefore, the correct answer is as given above.

learn more about diuresis:

brainly.com/question/6988730

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The complete question goes thus:

Which category of diuretic drugs exerts its mechanism of action in the collecting duct?

a. Loop diuretics

b. Thiazide diuretics

c. Potassium-sparing diuretics

d. Thiazide-like sulfonamide diuretics

7 0
2 years ago
Schramm and Shannon-Weaver model differences​
bekas [8.4K]

Answer:

The Shannon-Weaver Model considered physical noise, meaning random variations in the communication channel, such as loud music when talking to someone or a smudge on a printed page, and even semantic noise, such as distractions, discrepancies about the code, and event the attitude towards the sender and the message.

Explanation:

Wilbur Schramm’s Model is similar to the previous one, but it presents causes for the audience not to receive the message properly based on the user experience and behavioral explanations.

5 0
3 years ago
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