Jana 9b science

Ice melting

• 
  Chemical Change

• Physical Change

When you fold a piece of paper, which physical property changes?

• 
  The color

• The texture

• The size

When we cut a piece of paper into triangles, which physical properties change?

• The texture and smell

• 
  The smell and taste

• 
  The size and shape

When we add heat to butter, the butter _______

• 
  

  Melts and turns into a liquid

  
  

• 
  Changes colors

• Freezes and turns into a solid

True or false: A physical change can result in an entirely different substance.

• 
  True

• 
  False

It is a process in which a liquid changes into solid. This process involves the release or loss of heat.

• 
  Evaporation

• 
  Melting

• 
  Freezing

• 
  Condensation

Which of these are physical changes?

• 
  breaking glass

• 
  sharpening a pencil

• 
  folding a shirt

• 
  

  ripping paper

Which of these are examples of changes in the physical state

• 
  Ice cube melting

• 
  Freezing rain

• 
  Water boiling

• 
  mixing salt and water

What instrument do scientist use to measure volume?

• thermometer

• 
  balance scale

• 
  graduated cylinder

• 
  computer

______________________ is the change from solid to liquid

• 
  evaporation

• 
  condensation

• 
  melting

• 
  freezing