What is the cause of change in motion or change in the state of motion?

Explanation

To answer the question "What is the cause of change in motion or change in the state of motion?", we can break down the explanation into clear steps:

### Step 1: Understanding Motion
- **Definition of Motion**: Motion refers to the change in position of an object with respect to time. An object is said to be in motion if it changes its position over time.

### Step 2: State of Motion
- **State of Motion**: The state of motion of an object can be described by its speed and direction. An object can be at rest (not moving) or in motion (moving at a certain speed in a certain direction).

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