Question

Scientific knowledge is both long lasting and open to change. In your own words, explain why scientific knowledge should be re-examined and re-tested from time to time. Include two examples that will support your response.

Answer 1

Open to change

Step-by-step explanation:

Answer 2

Science is open to change because scientists agree that there are no absolute truths, only the best explanations for the data
there are specifically two cases when science can change: -new data is discovered (for example new skeleton makes us revise the known history of homo species)
-a new model is proposed that fits the data better (such as the heliocentric model of Copernicus)