Substances and Their Properties - Lesson Review

Physical properties....

• change the matter when studied

• can be observed and measured without changing the matter being studied

• include the ability to burn and rust

• are useless unless studied in a lab

What would happen if you used a solubility test to identify flour by using water?

• • The flour would clump up.

• • The flour would dissolve into the water.

• The flour would become sticky and turn into dough.

• • The flour would change from a white to a brown.

Tags

NGSS.MS-PS1-2

Flammability means the ability to _______ and is a _________ property.

• melt; chemical

• rust; physical

• change; physical

• burn; chemical

Mass is the

• • shape of a substance or molecule.

• • number of atoms or molecules in an object.

• • physical size of an object or sample of an object.

• • amount of matter in an object or sample of an object.

What is another term for “substances” that is commonly used?

• • agents

• • chemicals

• • molecules

Tags

NGSS.MS-PS1-2

Which is an example of a physical property?

• ability to react with acid
•  state of matter
• flammability
• ability to react with oxygen

Tags

NGSS.MS-PS1-4

Reacts with Water: Chemical or Physical Property

• Chemical Property
• Physical Property

Tags

NGSS.MS-PS1-2

What is a substance?

• • any collection of molecules or atoms, no matter the size

• • matter that includes molecules that have at least four different elements

• • matter that has a constant chemical composition and characteristics

• • matter that has a changing chemical composition and various characteristics

What unit would you use to measure the amount of matter in an object?

• Meter

• Newton

• Kilogram

• Liter

A characteristic of matter that can be observed or measured without changing the identity of the matter.

• Reactivity Property

• Physical Property

• Chemical Property

• Flammability Property