Answer: I believe it is “There were significant changes in scientific knowledge about planets”
Explanation: Since scientific knowledge has grown about planets, Pluto doesn’t fit some descriptions in order to be classified as one.
Answer:
Using a control group means that any change in the dependent variable can be attributed to the independent variable.
Explanation:
The six countries are
- Gabon
- Congo
- The Democratic Republic of the Congo
- Uganda
- Kenya
- Somalia
Answer:
Migration is the movement and in human terms usually means a change of home.
Explanation:
hope this helps....
