Physical vs Chemical Changes and Properties

Which liquid has the highest density? 

• corn syrup
• lamp oil
• rubbing alcohol
• honey

Mass, relative density, solubility, color, texture, state of matter, conductivity, etc.

• Physical state
• Insulators
• Physical Properties 
• Inferences

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The ability of a substance to dissolve is called...

• malleability
• ductility
• solubility

Tags

NGSS.MS-PS1-2

What is the definition of Melting / freezing point

• the temperature at which a substance changes from a liquid to a solid or a solid to a liquid by the loss or addition of heat; for water this temperature is 0°C
• the decimal measuring system based on the meter, liter, and gram as units of length, volume (capacity), and weight or mass
• a combination of two or more substances that can be easily separated in some physical way
• properties of matter that can be observed, measured, or changed without changing the matter itself
• floating or sinking when compared to water

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the state of matter that has a fixed volume but not a fixed shape?

• Solid

• Liquid

• Gas

Tags

NGSS.5-PS1-3

What kind of properties can only be observed when a substance changes into a different substance?

• physical properties
• chemical properties
• liquid properties
• real properties

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Is burning wood a chemical or physical change?

• chemical
• physical

Tags

NGSS.MS-PS1-2

A change in the size, shape, or state of matter.

• chemical change
• physical change
• chemical reaction
• electron change

Tags

NGSS.MS-PS1-4

Adding baking soda and vinegar together and it fizzes and creates carbon dioxide.

• Chemical
• Physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Jayden asked Gabe what she could do to an egg for a chemical change. Gabe answered correctly and said...

• You can drop the egg.
• You can cook the egg.
• You can crack the egg.
• You can paint the egg.

Tags

NGSS.MS-PS1-2

NGSS.MS-LS1-7