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



Ce cerceteaza Cinematica? Formele miscarii corpurilor si caracteristicile acesteia, fara a evidentia insa factorii ce determinia o forma sau alta de miscare.
Ce este numit punct material? Corpul ale carui dimensiuni spatiale pot fi neglijate in comparatie cu distanta parcursa sau cu distantele pana la alte corpuri.
Ce este un corp rigid? Corpul la care distanta dintre orice doua puncte ramane invariabila in timp.
Ce este miscarea mecanica? Schimbarea unui corp in timp a pozitiei sale fata de alte corpuri.
Ce permite Traiectoria? Vizualizarea simultana a tabloului integral al miscarii, al tuturor punctelor prin care a trecut sau va trece mobilul in timpul miscarii.
Definitia de miscare rectilie uniforma. Miscarea rectilinie a punctului material care parcurge deplasari egale in intervale de timp egale.
Ecuatia cinematica a miscarii rectilinii uniforme. x=x_0-ϑ×t
Cu ce este direct proportionala deplasarea mobilului ce se misca rectiliniu uniform? Durata miscarii.
Ce este acceleratia? Marimea fizica ce caracterizeaza rapiditatea variatei vitezei mobilului.
Formula acceleratiei. a=ϑ/t
Ce este acceleratia centripeta? Miscarea circulara unforma a mobilului.
Created by: 753641491686152