Matter

The state of matter where the molecules areloosely packed, has a definite volume, but not a definite shape, is called: ____________

• Solid
• Liquid
• Gas
• Plasma

Which of the following is an example of a physical change?

• Mixing baking soda and vinegar togethercausing bubbles and foam.
• Option A glass cup falls from the counter and
  shatters on the ground2*
• Lighting a piece of paper on fire and thepaper burns up and leaves ashes
• Baking a birthday cake for your mother.

Which change can usually be easily be reversed?

• Chemical Reaction
• Physical Change
• Both Chemical and Physical Changes
• Neither

If the chemical properties of a substance remain unchanged but the appearance or shape of an substance changes it is called a

• Chemical Reaction
• Physical Change
• Both
• Neither

 What characteristic best describes what happen during a physical change? 

• What the object is made of changes
• What is the object is made of stays the same
• The shape always stays the same
• Mass is somehow lost

 When a new substance is formed with different properties than the original substance it is called… 

• Chemical Reaction
• Physical Change
• Freezing
• Boiling

Jolene wants to experiment with sugar cubes. Which of the following causes a sugar cube to only change physically, but not chemically? 

•  burning the sugar cube with a match 
• crushing the sugar cube and dissolving it in water 
• mixing sugar into a cake batter and baking the cake
•  chewing the sugar cube and digesting it 

 Two solutions are added together and the new solution becomes hot. This tells you that 

• a gas is being produced
• the solutions are not soluble
• the physical properties are the same 
• a chemical change is taking place

 Diane draws a picture on a piece of paper and then folds it into a paper airplane. She throws it at her little brother, and its hits him in the head. He responds by ripping up the paper. Which of the following is an example of a physical change? 

• ripping up the paper
• folding the paper into an airplane
• drawing on the paper
• all of these answers

 Shape, color, size, texture, and weight are all examples of

• Chemical Properties
• Physical Properties
• Chemical Reactions
• Physical changes