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Practice tests are modeled on public exam formats and are not affiliated with any exam body.

Triple Zero Typing Test 28: The Life of a Star | Typing Galaxy

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Test 28

Triple Zero practice test 28

The Life of a Star · 242 words · 5 min · English · backspace allowed · target 40 WPM

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Practice test modeled on the Police Communications / Triple Zero Call-Taker Typing Test format. Not affiliated with State police and ESTA. 35 to 45 WPM copy typing plus CAD data entry, 90 to 95% accuracy.

5:000wpm100%0/242

Astarbeginsasacloudofgasanddustpulledtogetherbyitsowngravity.Asthecloudshrinksitscentregrowshotter,untilhydrogenatomsareforcedtogethertoformhelium,releasingtheenergythatmakesthestarshine.Oursunhasbeeninthisstablephaseforaboutfourandahalfbillionyearsandwillremainsoforroughlythesameagain.Whenthehydrogeninthecorerunslow,astarlikethesunswellsintoaredgiant,largeenoughtoswallowtheinnerplanets,beforesheddingitsouterlayersandshrinkingintoadensewhitedwarf.Starsmuchheavierthanthesunburnfasterandendinaviolentexplosioncalledasupernova,whichscatterstheheavyelementstheycreatedintospace.TheironinourbloodandthecalciuminourbonesweremadeinsidesuchstarslongbeforetheEarthexisted.Arefrigeratordoesnotcreatecold;itmovesheatfrom

The timer starts when you press Start or type the first key. Tab + Enter for a new test, Esc to pause.