IB DP Physics Worksheet: Collisions in one and two dimensions (Topic A4)

This worksheet is designed for students studying IB DP Physics, focusing on the principles of kinetic energy and momentum in collisions. The worksheet covers both one-dimensional and two-dimensional collisions, providing a holistic understanding of these fundamental concepts.

Content Overview:

1. Introduction:

• Brief overview of the conservation of momentum in collisions.

• Differentiation between elastic and inelastic collisions.

• Explanation of kinetic energy conservation or loss during collisions.

1. Theory and Formulas:

• Summarized information table on collisions, momentum, and kinetic energy.

• Derivation of a formula relating kinetic energy and momentum

1. Exercises on 1D collisions and explosions.

• Three engaging problems involving explosion and collision scenarios.

• Exploration of different collision scenarios, requiring the calculation of speeds, directions, and kinetic energy ratios.

• Application of principles to real-world situations, such as a firecracker explosion and plastic sphere collision.

1. Additional Challenge:

• Scenario involving a cart with changing mass, requiring students to determine forces, power, and the rate of change of kinetic energy.

1. Two-Dimensional Collisions:

• Introduction to two-dimensional collisions.

• Diagram and instructions for solving problems involving momentum conservation in both x and y directions.

1. Exercises on two-Dimensional collisions:

• Two problems involving two-dimensional collisions, enhancing problem-solving skills.

• Calculation of final speeds and determination of collision type (elastic or inelastic).

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