Answer:
Soil is the uppermost layer of the earth
Soil conservation are those practises that, help prevent loss of top layer of the soil from erosion or over usage and other factors.
Such practises include crop rotation, bush fallowing, etc.
Some of the different ways soil formation take place include:
1. Rocks, through weathering and natural erosion
2. Mixing of rock materials with organic debris, made possible by the decay of plants.
Answer: Wendy did not use random assignment
Explanation: Wendy's failure to randomly assign participants or subject to his research will pose a threat to the internal validity of his study. The internal validity of a study simply refers to the structure of an experiment and it's trustworthiness in establishing causal relationship between the applied treatment used a study and the observed outcome. Wendy's decision to ignore random assignment and opt for a manual assignment of subject to each treatment will pose a threat to the structure of his study and hence the establishment of a causal relationship between the treatment t and outcome of the study.
What text? But i will try to help anyway. they didint hate jewish people, it was because they did not believe that Jesus was their Messiah.
Please if this helped mark brainly i need to rank up :-).