During an experiment, a student reports that a liquid turned green when mixed with another liquid. This is an example of
A B C D
a measurement a prediction an explanation an observation
Question: During an experiment, a student reports that a liquid turned green when mixed with another liquid. This is an example of
(A) a measurement
(B) a prediction
(C) an explanation
(D) an observation

Answer: (D) an observation
Answer: (A) a measurement
Question: During an experiment, a student reports that a liquid turned green when mixed with another liquid. This is an example of
(A) a measurement
(B) a prediction
(C) an explanation
(D) an observation
Answer: (D) an observation