Permafrost refers to the fact that the ground in high latitudes which is permanently frozen - that is, which does not defreeze in the summer. It does not defreeze because it is isolated by soil - this is the correct answer - from the warmer air, so it is actually not in touch with the positive temperatures.
Answer:
the collective unconscious
Explanation:
The collective unconscious: The concept of collective unconscious was proposed by the famous psychoanalyst named Carl Jung and is also referred to as the objective psyche. According to Carl Jung, the collective unconscious is described as the aspects that a section or portion of the deepest unconscious mind isn't created through personal experience but rather it is being genetically inherited.
Carl Jung believed that an individual is unaware of the different items stored in his or her collective unconscious.
Example: the father-child or mother-child relationship.
Are free to look for explanations for why things have changed.
Answer:
The research cannot be classified as a true experiment because the researcher didn't control the participants of each group.
Explanation:
To have more control over the variables, the researcher must also control the assignment of the participants that will be in each group. The intention is that both the experimental and the control group have very similar conditions in order to observe the relationship between the dependent and the independent variable.