_____ are systematic observations or measurements, preferably made under controlled conditions.
A) Hypothesis
B) Theories
C) Laws
D) Experiments
E) quantitative observation

Question

Quizplus · Accepted Answer

Experiments are systematic observations or measurements, preferably made under controlled conditions. Hypotheses are educated guesses or predictions based on prior knowledge or observations. Theories are well-supported explanations of a natural phenomenon that have been repeatedly tested and confirmed. Laws are concise statements that summarize a wide range of observations and experimental results. Quantitative observations are measurements that have a numerical value.

_____ Are Systematic Observations or Measurements, Preferably Made Under Controlled