The answer is 3 because 3 does not have the number 10 in it could also be 4,6,7,8,9
Answer:
A control group is used in an experiment as a point of comparison.
Step-by-step explanation:
By having a group that does not receive any sort of treatment, researchers are better able to isolate whether the experimental treatment did or did not affect the subjects who received it.
Answer:
Step-by-step explanation:
Given: a graph
To find: the average rate of change of the amount of the element over the 10-minute experiment
Solution:
A rate of change of one quantity with respect to another quantity is known as rate of change. If y is the dependent variable and x is the independent variable then average rate of change = change in y /change in x.
From the graph,
change in x (time) = minutes
change in y ( amount of the element) = g
So, average rate of change =
Answer:
hnjmmm
Step-by-step explanation:
m,,\
l;'
1/5(6+3+1)^2
1/5 x 10^2
1/5 x 100
answer: 20