Final answer:
Fossilization is more likely to occur under conditions of quick burial, hard parts, and a favorable environment. Fossils are found in sedimentary rocks, which preserve the fossils within them.
Step-by-step explanation:
Fossilization is most likely to occur under specific conditions. These conditions include:
Quick burial: When an organism is buried quickly after its death, it is protected from decay and has a better chance of being preserved.
Hard parts: Organisms with hard parts, such as bones or shells, are more likely to fossilize because these parts are more durable and less likely to decay.
Favorable environment: Certain environments, such as swamps or wetlands, provide ideal conditions for fossilization. The presence of water and lack of oxygen slows down decay and promotes preservation.
Fossils are usually found in sedimentary rocks. This is because sedimentary rocks are formed from layers of sediment that accumulate over time, preserving the fossils within them. These rocks are often found in areas where there was once water, such as riverbeds or ocean floors. Fossils can also be found in volcanic ash deposits or in amber.