Matter Review part #2

What is the Law of Conservation of Mass?

• Mass is created in a chemical reaction

• Mass is created in a physical change

• New chemicals formed from a chemical reaction have a larger overall mass than the original reactants

• Mass is never created or destroyed

Tags

NGSS.MS-PS1-5

A substance that contains only one type of atom is a(n)

• compound
• element
• heterogeneous mixture
• homogeneous mixture

Which of these is a mixture?

• Uncooked chocolate chips and cookie dough blended together with a spoon.
• Distilled water
• A nugget of gold
• A molecule of Oxygen

What is water?

• Element

• Compound

• Homogeneous Mixture

• Heterogeneous Mixture

Tags

NGSS.MS-PS1-1

Which one of these is a chemical property?

• melting point
• boiling point
• color
• flammability

Flammability is an example of what property?

• Chemical property
• Physical property

Which is NOT a physical property?

• odor
• reacts with acid
• ability to conduct electric current
• hardness

Which of the following is a physical property?

• melting point
• flammability
• ability to rust

Tags

NGSS.MS-PS1-4

Which type of property is the ability to conduct electricity?

• physical property
• chemical property

Tags

NGSS.MS-PS2-3

Which answer makes the sentence true. 
Matter is anything that _______________________________. 

• is burned to make heat
• takes up space and has mass
• lets electricity move through it