Matter

Which is a physical change?

• burning match 
• vinegar in baking soda 
• melting butter
• cooking an egg

Tags

NGSS.MS-PS1-4

Which is a Chemical property?

• Thermal Conductivity 
• Density
• Malleability 
• Flammability 

Tags

NGSS.MS-PS1-5

Which of the following is a chemical property of water?

• Reacts with pure sodium.
• Boils at 100 ^oC.
• Dissolves sugar easily. 
• Has a density of 1 gm/mL

Tags

NGSS.MS-PS1-2

Which of the following properties is a physical property?

• magnetism
• reactivity with oxygen
• flammability
• non-reactive

What characteristic defines all chemical changes?

• There is a change of state.
• Electricity is produced.
• A new material is formed.
• Bubbles are produced. 

Tags

NGSS.MS-PS1-2

Define a Physical Property

• A property of matter not involving in its manifestation a chemical change
• A property in which stops a chemical reaction from occuring.
• A property or behavior of a substance which undergoes a chemical change or reaction.
• A property which makes the object smell or taste different.

Is hammering wood together to build a house a chemical or physical change?

• chemical
• physical

Green bananas turning yellow on their own as they ripen.

• Chemical Change
• Physical Change

Changing the Shape, State, or Size of an object is a...

• Physical Change
• Chemical Change
• Chemical Property

Possible explanation for an observation that can be tested.

• Hypothesis

• Scientific Law

• Scientific theory

• Critical Thinking