Chapter 1, Problem 1RQ

Summary Introduction

To determine: The difference between movement and physical activity.

Introduction: A physical activity is an intentional movement that is done to achieve a particular goal. A physical activity includes not only playing sports, but also activities in the daily routine. For example: Cleaning a house, washing the clothes and dishes, shopping, and walking in a garden are also included in physical activities.

Explanation of Solution

The differences between movement and physical activity are as follows:

No.	Characteristics	Physical activity	Movement
1.	Definition	The intentional and voluntary movement that is done to achieve a particular goal is called physical activity.	The change in position of one or more body parts or the entire body is known as a movement.
2.	Features	Physical activity is always voluntary.	Movement can be voluntary or involuntary.
3.	Example	Swimming in a pool, javelin throw, and running.	Movement of limbs, eyelids, and head

Summary Introduction

To provide: An example of human movement that does not satisfy the technical definition of physical activity.

Introduction: Physical activities includes not only playing sports, but also activities in the daily routine. For example: Cleaning the house, washing clothes and dishes, shopping, and walking in garden are also included in physical activities.

Explanation of Solution

Most of the body movements do not meet the definition of physical activity in all the aspects. For example: Movement of eyelids when blinking is an involuntary movement. Swallowing food, expansion, and contraction of heart and lungs are involuntary movements that do not fit into the definition of physical activity.