Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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

Socials g9 geography

geologic time

name the 4 eras for geologic time? cenozoic, mesozoic, paleozoic and precambrian.
Explain the dates time and the 3 major events of the cenozoic era? 66 million years. ice sheets covered most of N. America continents take on present shape and the completion of the rocky mountains.
Explain the dates time and 3 major events of the mesozoic era? 66-245 million years. start of rocky mountain formation, innuation mountains formed and shallow seas in N. American interior.
Explain the dates time and the 2 major events of the paleozoic era? 245-570 million years. large portions of N. America covered by shallow seas and appalachians mountains formed.
Explain the dates time and the major event of the precambrian era? 570-4600 million years.precambrian shields formed(african shield and laurentian shield)
Created by: montykfb