Victoria grows the same bacteria in 20 petri dishes. She places 10 of the dishes ina container with a normal atmosphere. The remaining dishes she places in acontainer in which the oxygen level is double the normal level. She labels the firstgroup "A" and the second group "B." Which statement best describes the groups?
B. Group A is the experimental group; Group B is the control group.
C. Group A is the variable; Group B is the observation.
D. Group A is the hypothesis; Group B is the theory.
Answers
Answered by
0
Explanation:
Using the following points and your own ideas, write a letter to the Editor of a national
daily in about 150-200 words focusing on Need to Improve Standards of Sports in the
Country:
-Lack of encouragement te sports people
-Talent to be tapped early enough
-Not much funds for the development of sports
-Dearth of good coaches
-Poor facilities for training
Similar questions