Blood donation occurs when blood is drawn voluntary from an individual for transfusion.
<h3>
What is Transfusion?</h3>
This is the process of donating blood to an individual and is usually done intravenously.
Before blood donation takes place , necessary tests are usually done to prevent infection and ensure the blood types match to prevent coagulation and death.
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Answer:
Acceleration
Explanation:
Speed is how fast something moves.
Velocity is how fast it moves and in what direction it moves in.
Acceleration is the change in how fast it moves. I.e. if it speed up or slows down.
Here we are not given a speed, but are told that the subway car slows down (a negative change in speed), which is a change in speed, therefore it is acceleration (or more accurately deceleration as it is negative acceleration, slowing down, but acceleration is usually used to describe both.)
Hope this helped!
45x+180=900
Where x is the number of weeks
45x+180-180=900-180
45x=720
X=16
It will take 16 more weeks to save the rest of the money.
Answer:
the answer is scientific method
The correct tenses for the words are:
<h3>What is a Tense?</h3>
This refers to the use of words with regard to time reference and to the order of occurrence.
From the sentences given, we can see that there is a narration of Sergio's activities when he goes to the supermarket to buy ingredients.
It is worthy of note that the given sentences are disjointed so the correct tenses for the rest of the narration that can be pieced together is given below (in English).
The other answers are:
- he went
- arrived
- did not
- wants
- have
- forgot
Read more about tenses here:
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