Answer:
The word "span" can be used as both a noun and a verb, and its meaning varies depending on how it is used:
**As a Noun:**
1. **Time Duration:** In the noun form, "span" often refers to a length or duration of time or space. For example:
- "The span of his career lasted over three decades."
- "The bridge has a span of 300 feet."
- "The attention span of young children is usually quite short."
2. **Architectural Term:** In architecture and construction, "span" refers to the distance between two supports, such as the space between two columns or pillars that hold up a structure:
- "The span of the bridge is supported by massive stone pillars."
**As a Verb:**
1. **To Stretch Across:** When used as a verb, "span" means to extend or stretch across a particular space or time. For example:
- "The bridge spans the river."
- "His career spanned several different industries."
- "Her responsibilities span multiple departments."
2. **To Include or Cover:** "Span" can also mean to include or cover a particular range or variety of things:
- "The course material spans a wide range of topics."
- "His interests span from art to science."
In summary, "span" as a noun typically refers to a duration of time, space between supports in architecture, or a range of something. As a verb, "span" means to stretch across a space, include a range of items, or cover a particular duration or distance.
Step-by-step explanation: