The correct matches are:
A. black hole - one of the most dense objects in the universe;
Even though it can not be seen, the black hole is witnessed by its enormous gravitational pull with which it manages to ''swallow'' pretty much everything in its range.
B. red giant - a very large star;
The red giant is faze of the stars when they are expanding significantly, become much larger and reddish in color, and it marks the beginning of the end for them.
C. white dwarf - an old, very dense, hot star that is cooling;
The white dwarf is a faze of the stars when they are very old, close to their end explosion, which will mark the end of their existence.
D. nebula - a mass of gas and dust;
The nebula is a large mass of gas and dust, dispersed over huge space, and they are considered to be the founding material of the new space objects.
Around the age of 25...
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Germany had formally surrendered on November 11, 1918, and all nations had agreed to stop fighting while the terms of peace were negotiated. On June 28, 1919, Germany and the Allied Nations (including Britain, France, Italy and Russia) signed the Treaty of Versailles, formally ending the war.
B. Talk to a trusted adult!
They have more experience and would know what to do before things got out of hand!
(Edit): Forgive me, I did not see the part where it said to choose three
Answer:
Alteplase is a thrombolytic agent that is used for the treatment of acute myocardial infarction for lysis of coronary artery thrombi. It should be used as an infusion in the first 6 hours of the beginning of the anginal symptoms. For example if you are a person over 70 kilos, 100mg are applied, in a 90-minute regimen like this: starting with a bolus of 15 mg, followed by an infusion of 50 mg for 30 minutes and 35 mg for 60 minutes.
