Activity 2: Explain it Physic-ly! Direction: Read and analyze the questions below. Explain your answers on the space provided and draw an illustration/scenario to support your answer. Please be guided by the rubric in answering the questions. 5 The answer explains the topic well. It is comprehensive and concise. All parts of the answer are clear, accurate, and correct. The answer is elaborated through giving correct examples of scenarios as well as illustration that are based on real life situations. 4 The answer explains the topic well. It is comprehensive but verbose (too wordy). Almost all parts of the answer are clear, accurate, and correct. It provides illustration that are based on real life situations. 3 The answer provides an explanation of the topic but it is not comprehensive. Some parts of the answer are not related to or irrelevant with the topic. It has an illustration. 2 The answer shows poor understanding of the topic. Almost all parts of the answer are either vague (not clear), inaccurate, incorrect or irrelevant with the topic. It lacks illustration to support the answer. The answer is irrelevant and has no provided illustration. 1. When you drive rapidly on a hilly road or ride in a roller coaster, you fell lighter as you go over the top of a hill, and heavier when you go through a valley. Explain the situation stating the forces that explain this sensation. Illustration Explanation 2. The speed of a pendulum bob is largest when it is directly below the support. Give ways on how you could increase its speed. Illustration Explanation 3. How would a car bounce after a bump under each of these conditions? (a) overdamping, (b) underdamping (c) critical damping Illustration Explanation 4. A vibrating guitar string is an example of simple harmonic motion. What are the necessary conditions for an object to undergo simple harmonic motion? Illustration Explanation