Apply Energy and Work concepts to guided exercises and short checks.
Work through progressively challenging problems. Focus on reasoning and clear steps.
Use the reference identity to keep slope-based reasoning consistent across practice sets.
10 min · practice
Solve the warm-up to activate prior knowledge.
Choose the best next step when stuck:
10 min · quiz
Short quiz to confirm understanding.
Enter 1 to confirm completion (tolerance ±0.01)