Ceramics
is a _____ conductor of heat and electricity.

Explanation

To answer the question "Ceramics is a _____ conductor of heat and electricity," we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Definition of Ceramics**:
- Ceramics are inorganic, non-metallic solids made from either metal or non-metal compounds. They are shaped and hardened by heating to high temperatures.

2. **Identify the Properties of Ceramics**:
...