Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Tryk og Temperatur

Hvad er SI-enheden for tryk? SI-enheden for tryk er N/m^2
Vokser eller falder trykket, jo længere nede man er i vandet? Trykket vokser, jo længere nede man er i vand
Hvilken formel skal man bruge for at udregne opdriften på en delvist nedsænket genstand? Fopdrift = mvæske ∙ g
Hvordan opstår lufttryk? Lufttryk opstår ved, at luftmolekylerne ved sammenstød med en flade påvirker den med en kraft
hvor mange kPa er 1 atm? 1 atm = 101,3 kPa
Hvad er SI-enheden for temperatur? SI-enheden for temperatur er K (kelvin)
Hvordan kan sammenhængen mellem T og t skrives på? T = t∙(K/˚C)+ 273,15K
Hvordan finder man trykket P i dybden h i en væske? P = P0+h∙ρ∙g
hvad er 1 bar lige med= 1 bar = 10^5 Pa
hvor mange procent af et isbjerg er ca. over vandoverfladen? ca. 10 %
Created by: Høyer