(A) the meaning is different

1. Positive migration refers to the influence of previous learning on subsequent learning.

2. Reverse migration means that the later learning affects the previous learning. ?

(B) the direction of the impact is different

1. Positive migration is the influence of previous learning content on subsequent learning. If we learn the concept of "balance" in physics, it will have an impact on the future research of chemical balance, ecological balance and economic balance.

2. Reverse migration means that the learning content behind affects the previous learning. For example, the study of educational psychology has an impact on the previous understanding of general psychology, which is reverse migration.

(3) Different roles

1. Positive migration makes the learned experience affect people's follow-up learning, which is the key to the transformation of students' knowledge and skills into intelligence and ability.

2. Reverse migration can enrich, modify, reorganize or reconstruct the original experience and knowledge structure. We should learn to dare to break through the limitations of learning scope and March into new and higher-level fields when conditions are available.

Second, for example

1. Positive migration is the influence of previous learning content on subsequent learning. If the study of general psychology first affects the study of developmental psychology and educational psychology, this is forward migration.

2. Reverse migration means that the learning content behind affects the previous learning. For example, the study of developmental psychology and educational psychology has an impact on the understanding of general psychology before, which is reverse migration.

References:

Baidu Encyclopedia-Forward Migration

Baidu Encyclopedia-Reverse Migration