Define the following
Heterogeneous mixture

Explanation

### Step-by-Step Solution

1. **Definition of Heterogeneous Mixture**: A heterogeneous mixture is a type of mixture where the components are not uniformly distributed, meaning you can see the different parts or layers within the mixture.

2. **Example of Heterogeneous Mixture**: A common example of a heterogeneous mixture is a combination of oil and water. When you mix oil and water, they do not blend together; instead, they form two distinct layers.

3. **Characteristics of Heterogeneous Mixtures**: In a heterogeneous mixture, the different substances retain their individual properties. For instance, in the oil and water mixture, you can still identify the oil and the water separately.

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