subject
Physics, 04.11.2020 01:00 emmaja121003

Which statement describes a controlled experiment? O A. It includes a group exposed to the factor being tested and a group
that is not exposed to the factor being tested.
о
B. It includes two groups, neither of which is exposed to the factor
being tested.
C. It includes two groups, both of which are exposed to the factor
being tested.
O
D. It includes a group exposed to one of the factors being tested and
a group that is exposed to another of the factors being tested.


Which statement describes a controlled experiment?

O A. It includes a group exposed to the factor

ansver
Answers: 2

Another question on Physics

question
Physics, 22.06.2019 16:00
The discovery of the electron as a subatomic particle was a result of
Answers: 2
question
Physics, 22.06.2019 18:10
Aa a of 22 m/s at an of 36.9 .be . a. b. c. (3)x y of? (3)go? (4) () it to to ?
Answers: 1
question
Physics, 22.06.2019 19:00
Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe
Answers: 1
question
Physics, 22.06.2019 19:30
Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is
Answers: 2
You know the right answer?
Which statement describes a controlled experiment? O A. It includes a group exposed to the factor b...
Questions
Questions on the website: 13722363