Scientific Change: Observation, Models & Global Knowledge — Drills · Grade 9 Social Studies

Chapter: Knowledge, Labor & the World Around 1750

What these drills covers

By the end of Scientific Change: Observation, Models & Global Knowledge you should be able to:

4 questions, written answer, each with a worked explanation.

Vocabulary used: context, evidence, interpretation, model, empirical evidence.

Problem 1

Why does one telescopic observation not establish every element of a new theory?
Answer and explanation

An observation can challenge a claim while leaving several alternatives. State what the instrument reveals, how reliable it is, and which prediction is tested. Scientific change involves accumulated evidence and revision rather than one hero proving everything at once.

Problem 2

Why should an instrument-assisted illustration still be evaluated critically?
Answer and explanation

An illustration documents how an observer represented an object through an instrument. It is not an unfiltered view or proof that every inference is correct. Compare methods, repeat observations, and consider how publication makes claims available for criticism.

Problem 3

Why should a scientific history include craftworkers and excluded contributors?
Answer and explanation

A history centered only on elite men omits important work and constraints. Identify particular contributions and evidence rather than simply adding names. Recognize that useful knowledge can be produced within institutions whose access and resource arrangements were unequal.

Problem 4

Why should a scientific model be described with its scope and limits?
Answer and explanation

An established model’s success does not make it immune to testing or valid without limits. Explain its scope, evidence, and revisions. Avoid assuming that every religious institution opposed every scientific investigation or that inquiry began only in this period.

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