# Horizontal

## Contents

## Key Stage 2

### Meaning

A horizontal line is a line that is parallel with the horizon.

### About Horizontal

- A person is horizontal when they are lying down.
- The x-axis on a graph is the horizontal axis.
- Horizontal is at a right angle to vertical.

## Key Stage 3

### Meaning

A horizontal line is a line that is parallel with the horizon.

### About Horizontal

- The x-axis on a graph is the horizontal axis.
- Horizontal is at a right angle to vertical.

## Key Stage 4

### Meaning

A horizontal line is a line that is parallel with the horizon.

### About Horizontal

- The x-axis on a graph is the horizontal axis.
- Horizontal is at a right angle to vertical.