Test mode, a demonstration
This page exists so that Mr. Tuna can see exactly what a student sees. Four short questions on Unit 3, nothing graded, nothing that counts.
This is a demonstration, not a test. Nothing here is marked and nothing here reaches a grade book. It does write a session to the log, so that the record can be read back and checked.
1. A 2.0 kilogram cart moves at 3.0 meters per second. Its translational kinetic energy is
2. A force acts at a right angle to the displacement. The work it does is
3. Energy dissipated by friction is the friction force multiplied by
4. In one sentence, say why kinetic energy never appears on a free-body diagram.