Author Question: The highlighted arrows demonstrate that INSERT FIGURE 1-2. HIGHLIGHT THE UPWARD-POINTING ARROWS. NO ... (Read 152 times)

Medesa · **on:** Jul 14, 2018

The highlighted arrows demonstrate that INSERT FIGURE 1-2. HIGHLIGHT THE UPWARD-POINTING ARROWS. NO CAPTION

A) experiments must always be performed at least three times
B) hypotheses must always be revised at least once
C) the analysis must always be performed by at least two different scientists
D) the scientific method is not a rigid process

Question 2

The scientific method can only disprove a hypothesis because

A) experiments must be performed several times before a hypothesis is considered proven.
B) if the prediction is correct, other explanations cannot be ruled out
C) the hypothesis must constantly be revised
D) they might be accepted as scientific theory