A group of students designed a pamphlet. They used images and text to describe the chemical and physical changes that take place during cooking. Which type of scientific model did the students design? (3 points)

During a physical change the nature of the new substance formed remains the same in terms of its composition or the number of particles. Only properties like the state of matter, density, etc tend to change. In contrast during a chemical change the new substance is altogether of a different chemical composition.

Infographics makes use of images and text to help understand these concepts better through visualizations.

Ans : B)  An infographic because the images improve understanding of the changes in matter.

Explanation:

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.