Physical/Chemical Properties and Changes

Which of the following situations is evidence of chemical change? 

• Boiling water produces steam
• Adding vinegar to baking soda makes foaming bubbles
• Sharpening a pencil
• Cutting paper

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of the following below is a chemical property? 

• Color
• Density
• Boiling Point
• Reactivity with Acid

The fact that sugar can be white is a 

• Chemical Property 
• Physical Property 
• Both A and B
• None of the above 

Flammability is a 

• Chemical Property 
• Physical Property 
• Both A and B
• None of the above 

Tags

NGSS.MS-PS1-2

Iron's ability to rust when exposed to air is a 

• Chemical Property 
• Physical Property 
• Both A and B
• None of the above 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Density is a 

• Chemical Property 
• Physical Property 
• Both A and B
• None of the above

The candle has a texture that is soft enough to scrape with a fingernail, this is a 

• Physical Property 
• Physical Change
• Chemical Property 
• Chemical Change 

The mass of the candle is 2.12 grams, this is a 

• Physical Property 
• Physical Change
• Chemical Property 
• Chemical Change 

Which example represents a chemical change occurring? 

• A blue bike is painted pink
• Sand paper is used to smooth wood
• When the two chemicals inside an ice pack are mixed it becomes cold 
• Paper is ripped into smaller pieces 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

In a chemical change

• Bonds are not broken
• A new substance is formed and bonds are rearranged 
• No new substances are formed 
• None of the above 

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5