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

Motion Problems

Help with tough Motion Problems

Two Friends hike a mountain trail. Darrel starts out on a trail at a pace of 4 kilometers an hour. One hour later, Roberto starts out on the same trail at 6 kilometers an hour. How long will it take Roberto to catch up with Darrel? 2 Hours
Sarah begins hiking at a pace of 4 k/h from one end of a trail that is 34 k/h long. Amanda begins one hour later at the other end of the trail, walking towards Sarah at a pace of 6 k/h per hour. How long will it take the two hikers to pass each other? 3 Hours
Aaron and Rebecca are entered in the 26-mile marathon race. Rebecca's average rate is 5 mph and Aaron's average rate is 8 mph. Both runners start at the same time. How far behind will the slower runner be when the faster runner crosses the finish line? 9.75 Miles
A Family drives from their home to an amusement park at an average speed of 60 mph and the trip home took 15 minutes less than the trip to the park. How far away from their home is the amusement park? 75 Miles
Created by: Mec95