Chemical Changes and Physical Changes

Which of the following is NOT an evidence of chemical change taking place in matter?

• formation of bubbles

• production of light

• change in odor

• change in state

Tags

NGSS.MS-PS1-2

The following are examples of physical change EXCEPT _______.

• spoilage of milk

• slicing a piece of meat

• pounding rice grains

• chopping a piece of wood

Phase changes in matter are reversible processes.

• TRUE

• FALSE

Tags

NGSS.MS-PS1-4

burning of wood

• Physical Change

• Chemical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

tarnishing of jewelries

• Physical Change

• Chemical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

mixing lemon and baking soda

• Physical Change

• Chemical Change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

boiling water

• Physical Change

• Chemical Change

Tags

NGSS.MS-PS1-4

drying of leaves

• Physical Change

• Chemical Change