Answer:
It's not clear sorry but I don't know how to see this one
A an appeal Brainliest plzzz
Answer: A new study, detailed in the journal Geology, argues that geological evidence still supports the long-standing age of 6 million years. Some scientists believe that the Grand Canyon is 70 million years old.
Explanation:
Research. 6 million years is for the first question and 70 million years is for the second guestion.
Answer:
a) Dependent variable.
Explanation:
In a experiment you need to set two variables: Dependent and independent.
Dependent variable is the one you are going to manipulate to study its effects in the independent variable.
You don't manipulate independent variable in an experiment, because it doesn't get you anywhere.
Exit Separate but not equal would be the legal standard and not overturned for approximately sixty years after the decision in Plessy vs. Ferguson case. The Supreme Court banned the separation of public education facilities for blacks and whites.
The answer would be letter D.