This document discusses different types of physical capacities including endurance, flexibility, strength, and speed. It provides definitions and examples for each type. For strength and speed specifically, it outlines different training methods, how to organize workouts, and factors that influence gains. Strength training can improve muscle size, blood flow, and energy stores while speed training enhances coordination, power, and movement technique. Overall, the document provides an overview of physical fitness components and strength and speed training principles.