# Grade 9 Science Module: The Horizontal and Vertical Motions of a Projectile

This Self-Learning Module (SLM) is prepared so that you, our dear learners, can continue your studies and learn while at home. Activities, questions, directions, exercises, and discussions are carefully stated for you to understand each lesson.

Each SLM is composed of different parts. Each part shall guide you step-by-step as you discover and understand the lesson prepared for you.

Pre-tests are provided to measure your prior knowledge on lessons in each SLM. This will tell you if you need to proceed on completing this module or if you need to ask your facilitator or your teacherâ€™s assistance for better understanding of the lesson. At the end of each module, you need to answer the post-test to self-check your learning. Answer keys are provided for each activity and test. We trust that you will be honest in using these.

Please use this module with care. Do not put unnecessary marks on any part of this SLM. Use a separate sheet of paper in answering the exercises and tests. And read the instructions carefully before performing each task.

In this module, you will learn the definition of projectile different from projectile motion. You will also learn on how to describe the horizontal and vertical motions of a projectile. And lastly, you can be able to explain horizontal and vertical motions of a projectile. Activities are here inside for you. So, start your engine!

For we are about to explore the following lessons:

1. Projectile Motion; and

2. The Horizontal and Vertical Motions of a Projectile.

The module focuses on achieving this learning competency:

• Describe the horizontal and vertical motions of a projectile.

After going through this module, you are expected to:

1. Define concepts involving projectile and projectile motion.

2. Describe the horizontal and vertical motions of a projectile.

3. Cite examples and explain the horizontal and vertical motions of a projectile under various cases.

SCI9-Q4-MOD1

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