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Is burning wood a chemical or physical change?

• chemical
• physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-PS1-4

Photosynthesis is an example of a

• physical change
• chemical change

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Freezing juice is an example of a(n) ________

• physical change
• chemical change
• chemical reaction
• heredity

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Exploding fireworks is an example of a(n) __________ .

• physical change 
• chemical change 
• static electricity
• heredity

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

NGSS.MS-PS1-4

Melting a chocolate bar is an example of a(n)  ______________ .

• physical change
• chemical change 
• photosynthesis
• heredity

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Rotting bananas is an example of a(n) ___________ .

• physical change
• chemical change
• heredity
• cloning

Tags

NGSS.MS-PS1-2

Cutting your hair is an example of a(n) __________ .

• physical change
• chemical change
• photosynthesis
• selective breeding

Is squeezing oranges to make orange juice a physical or chemical change?

• physical
• chemical

The diagram below shows changes happening to water in a specially shaped bottle.
What changes did the water undergo?

• melting and then freezing
• freezing and then evaporation
• condensation and then melting
• evaporation and then condensation

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Grass grows 

• chemical change 
• physical change

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

NGSS.MS-LS1-5