This is a heterogeneous mixture of tomatoes. The types of tomatoes are not evenly distributed in the mixture.
Annabelle Breakey, Getty Images
A homogeneous mixture has a uniform appearance.
Medioimages/Photodisc, Getty Images
refer to mixtures of materials in chemistry. The difference between heterogeneous and homogeneous mixtures is the degree at which the materials are mixed together.
A homogeneous mixture
is a mixture where the components that make up the mixture are uniformly distributed throughout the mixture.
Homogeneous mixtures: air, blood, saturated sugar water
A heterogeneous mixture
is a mixture where the components of the mixture are not uniform or have localized regions with different properties.
Heterogeneous mixtures: rocks, oil and water, soup, pizza