Unit 63: Physics: Kinematics and Energy

Day 12 of 30

Graphs of motion: position-time

11-12Science

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Learning Objective

Students will interpret graphs of motion and position-time through guided practice and application.

Today's Lesson

This lesson focuses on graphs of motion: position-time. The scientific method provides a framework for systematic investigation and discovery.

A force is a push or a pull that can make objects start moving, stop moving, speed up, slow down, or change direction. Motion is when an object changes position. Isaac Newton discovered that objects at rest stay at rest and objects in motion stay in motion unless a force acts on them. Forces like gravity, friction, and magnetism affect motion all around us. Understanding forces helps us predict how things will move!

As you engage with this material, consider both the theoretical foundations and practical applications. Think critically about how this concept builds on prior knowledge and where you might apply it beyond the classroom.

Challenge yourself to go beyond memorization—seek to understand the "why" behind the processes and principles.

Key Terms
Motion

Displacement relative to a reference frame

Investigate

To examine systematically through observation and experiment

Activities
Instructions
1. Read the background information on graphs of motion: position-time. 2. Form a hypothesis before beginning. 3. Conduct the investigation following procedures. 4. Record observations and analyze results.
Materials Needed
  • Lab notebook
  • Investigation materials
  • Safety equipment if needed
Practice Problems
1

What is a force?

Hint: It's a push or a...
2

Name three types of forces.

Hint: Think about gravity, friction, magnetism...
3

Why do objects fall to the ground when you drop them?

Hint: There's a force pulling them down.

Teaching Tip

For advanced learners: Encourage deeper analysis and real-world connections. Consider extension activities that allow students to apply graphs of motion: position-time to novel situations.

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