Write the units of length and mass used in different system of units : MKS, CGS and FPS.

Explanation

To answer the question regarding the units of length and mass used in different systems of units (MKS, CGS, and FPS), we can break it down step by step.

### Step-by-Step Solution:

1. **Understanding the MKS System:**
- The MKS system stands for Meter-Kilogram-Second system.
- In this system:
- The unit of length is **Meter (m)**.
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