Answer:
A. Bar graph
Explanation:
Bar graphs are used to compare things between different groups or to track changes over time.
Answer:
The exposed metal rusts is an example of a chemical change because rust is an example of a chemical change in objects for example bicycles, scooters, etc.
Answer:
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Explanation:
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Answer:
Science is the study of the nature and its behaviour.
Technology refers to methods and devices that are the result knowledge.
A scientific model is a diagram of an object, process or system that is used to help make the subject matter of the diagram easier to understand.
