19 Oct 2021
Problem 1b
Page 34
Section: Problems by Topic
Chapter 1: Matter, Measurement, and Problem Solving
Textbook ExpertVerified Tutor
19 Oct 2021
Given information
A theory is an explanation of a particular aspect of the natural world, based on the repeatedly confirmed experiment.
Testing of a theory by an experiment is an observation.
Law and theory are predefined situations described by a scientist for the reasoning of an undefined phenomenon.
Step-by-step explanation
Step 1.
‘When iron rusts in a closed container, the mass of the container and its contents do not change’ is an observation.
The given statement is a phenomenon that is only sensed and it does not represent the conclusion out of it
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