Start
Wait for it ..
Objective: To use an understanding of the law of momentum conservation in order to identify situations that violate the law.  If you miss a question, then you will eventually be given a very similar question. You can use the Help button at any time. 
Type your name and tap the Start button.
Loading ...
Law Enforcement
Apprentice Level 3 Questions Identify situations that violate the law of conservation of momentum.
Pick from among the three levels of difficulty -  Apprentice Level, Master Level, and Wizard Level.
Law Enforcement
Master Level Completed
Student Name:
Master Level 6 Questions Identify situations that violate the law of conservation of momentum.
Begin Wizard Level
Wizard Level Completed
Begin Master Level
Begin Apprentice Level
Wizard Level 9 Questions Identify situations that violate the law of conservation of momentum.
Apprentice Level Completed
Dataway! You have answered correctly. Click the Continue button to continue working on this Skill Building activity.
You have done it! You have successfully analyzed each of the situations. You have earned the Apprentice award.
You have done it! You have successfully analyzed each of the situations. You have earned the Wizard award.
Continue
You have done it! You have successfully analyzed each of the situations. You have earned the Master award.
Return to Main Menu
O’ Drats! Your answer is incorrect. You’ll see a similar question very soon. Use the Help button to improve your chances of getting it correct. Click Continue.
Level:
#6
No, Stay Here
#5
Help Me!
Apprentice
#4
View Directions
#9
Check Answers
Two spring-loaded carts are at rest on a low-friction track. The spring is released, pushing the carts away from each other. Three situations are shown. Identify any situation that violates the law of momentum conservation.
#3
To Main Menu
Progress Report
#2
#8
#1
BA
NOTE: The bricks on top of the carts have the same mass as the cart. The arrows represent the velocity of the cart.
#7
AA
If you return to the Main Menu, then you will lose all your progress  on this activity. Are you sure you want to return to the Main Menu?
Yes, Return
Tap for Question-Specific Help