Exploring the Nature of Matter

• The building blocks of energy
• Tiny particles that make up light
• Microscopic organisms found in soil
• The smallest unit of matter that retains the properties of an element (correct)

• A compound is a mixture of elements, while a mixture is a single substance
• A compound is a substance composed of two or more elements chemically combined, while a mixture is a physical blend of two or more substances (correct)
• A compound is a physical blend of two or more substances, while a mixture is a substance composed of two or more elements chemically combined
• A compound is a single element, while a mixture is a combination of compounds

• Anything that has color and shape
• Anything that has mass and occupies space (correct)
• Anything that is visible to the naked eye
• Anything that is made of atoms