Fill In the blanks:
__ is the ability to do work and is expressed in units of __

Explanation

To solve the fill-in-the-blanks question, we need to identify the correct terms that fit into the provided statement.

1. **Identify the first blank**: The statement says, "___ is the ability to do work." We need to think about what term describes the ability to do work. The correct term is "energy."

2. **Identify the second blank**: The statement continues, "and is expressed in units of ___." We need to determine the unit that measures energy. The correct unit is "joule."

Putting it all together, we can fill in the blanks:

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