Eureka! Episode 6 - Gravity Eureka! Episode 5 - Acceleration Part II Eureka! Episode 4 - Acceleration Part I Eureka! Episode 3 - Speed Eureka! Episode 1 - Inertia Falling cats (Animation Celebration) Recognizing Forces. The purpose of this activity is to utilize an understanding of the various types of forces in order to analyze a given situation and to identify the presence (or absence) of a variety of forces. There are several situations described below. For each situation, decide which forces are present and absent; identify what features of the situation you used to determine the presence (P) or absence (A) of each force. Then view the answers. 1. A block hangs at rest from the ceiling by a piece of rope. Consider the forces acting on the block. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.
Vector Addition. Vector Direction.