This is actually for a medical school entrance exam and sadly, the questions are often painfully incomplete (in an attempt to trip you up).
Thank you for the insight! I will remember this for next time.
Thankyou! I was unaware that two objects sticking together did not mean it was elastic - I just assumed that it could be considered as a single entity after the addition of the sand.
Hi Folks,
This is a super simple physics problem that I just cannot understand when and where to implement the difference. Here is the problem:
A 20kg Cart is moving horizontally along a friction-less track with a speed of 4 m/s when a 10 kg bag of sand is quickly placed on it. What is its new...