1. 5th Grade Physical Science Lesson #4
How Are Chemical and Physical Properties Used?

2. Investigation and Experimentation
Physical Sciences Grade 5 Standards
Science Content
1.f The differences in chemical and physical properties of substances are used to separate mixtures and identify compounds.
Investigation and Experimentation
6.h Draw conclusion from scientific evidence and indicate whether further information is needed to support a specific conclusion.
5th Grade Physical Science Lesson 4

3. Chemical property
A property that involves the ability of a substance to react with other materials and form new substances.
5th Grade Physical Science Lesson 4

4. base
A chemical compound that turns red litmus paper blue and has a pH of more than 7.
5th Grade Physical Science Lesson 4

5. acid
A chemical compound that turns blue litmus paper red and has a pH of less than 7.
5th Grade Physical Science Lesson 4

6. mixture
It is a physical combination of two or more substances that do not form new substances.
5th Grade Physical Science Lesson 4

7. When mixed together, oil and vinegar are an example of a suspension.
5th Grade Physical Science Lesson 4

8. solution
If the particles in a mixture are the size of atoms or molecules, the mixture is called a solution.
5th Grade Physical Science Lesson 4

9. salt
Sodium
Table Salt
A substance that is made by combining an acid and a base: the table salt you use on your food is one kind of salt.
5th Grade Physical Science Lesson 4

10. Sodium chloride
chlorine
sodium
Sodium chloride
Sodium chloride is a chemical name commonly known as table salt .
5th Grade Physical Science Lesson 4

11. Chemical and physical properties