Elements
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Asset: Elements
Girl walking in snowy Yosemite.
Student Application
Some things people want. Some things people must have are called needs. Needs must be met before wants.
Learning Objectives
- Students will understand the difference between wants and needs. A want is anything that a person does not need, but would like to have. A need is anything that a person must have to live a comfortable, healthy, and safe life.
- Students will know about the many needs that humans require.
Related Content
Elements
Learning Object — Asset
Rate Elements
Asset: Elements
Periodic table.
Student Application
Physical and chemical properties are how we identify matter by how it looks and feels and reacts with other matter.
Learning Objectives
- Students will know that matter is anything that takes up space, has mass, and has properties that you can observe and describe. Elements are pure substances that are often called the "building blocks" of matter. They are made of atoms of matter. All matter has mass (the amount of matter in an object), volume (the amount of space an object takes up),...
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