The film discusses the classification of matter into homogeneous and heterogeneous types, focusing on elements, compounds, and mixtures. It explains the properties of two elements, iron and sulfur, ...

Students will learn how to categorize matter as either pure substances or mixtures. Students will apply tests, based on physical properties of matter samples, to determine whether a mixture is ...

The question “What is the difference between a mixture and an alloy?” comes from Ms. Thelen’s class. An alloy is a noun that describes a metal made from the combination of two or more metallic ...