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Catch the conserved ones

Exercise and reference answers

Items
  1. Matches the category
    Yes
    Item
    Momentum
  2. Matches the category
    Yes
    Item
    Total mass
  3. Matches the category
    Yes
    Item
    Elastic KE
  4. Matches the category
    Yes
    Item
    Zero total
  5. Matches the category
    No
    Item
    Dent depth
  6. Matches the category
    No
    Item
    Crash noise
  7. Matches the category
    No
    Item
    Tyre smoke
  8. Matches the category
    No
    Item
    Paint chip
Category
Physics
Instructions
Catch what a closed system keeps. Let the rest fall.

Explanation

_Source: OpenStax University Physics Volume 1, Chapter 9, Linear Momentum and Collisions._
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