WorksheetsENV 01 review
Total questions: 20
Worksheet time: 40mins
The work of a scientist usually begins with (hint: the first step of the scientific method)
Which statement about science is true?
It assumes that the natural world works according to rules that do not change unpredictably
It attempts to explain the mysteries of the supernatural world
It deals mostly with things in the synthetic or unnatural world
It asserts that although the boiling point of water is 100* C today, it may be different in the future
Which statement accurately describes effective scientists (that is, the ones doing their job properly)?
They are willing to believe in ideas, even if there is no supporting evidence
They usually accept what they hear from others
They prefer to deal with questions that involve opinions and personal preferences
They are open to results that change and may even refute a previously accepted idea
What is one of the key differences between scientific theories and hypotheses?
Theories are tested by experiments and observations, but hypotheses are not.
Hypotheses are subject to peer review, but theories are not.
Theories are broader explanations, whereas hypotheses deal with a narrower subject.
Hypotheses can be proven wrong, but theories cannot.
In order to be accepted, a scientific theory must be
Widely tested and supported by extensive data
Controversial and cause debate
Based on the results of a single experiment
In line with all previous historical ideas
