Characteristics of an object, like color, shape and size, are called ___

• substances
• elements
• molecules
• properties

Matter that's made of one kind of atom or molecule is called ___

• an atom
• a molecule
• a substance
• a gas

A substance that can't be broken down into other substances is called ___

• an element
• a molecule
• a conductor
• a gas

Metals are good conductors of ___

• heat and light
• light and electricity
• light and sound
• heat and electricity

What kind of shape and size do gases have?

• no definite size or shape
• a definite size but no definite shape
• no definite size but a definite shape
• both definite size and shape

Which property of matter measures how much light passes through an object?

• conductivity
• solubility
• transparency
• reflectivity

When dealing with unknown substances, a truly important scientific rule is ___

• no tasting!
• no looking!
• wear a lab coat!
• use a spoon!

A property that could be used to easily distinguish sugar from sand is ___

• density
• conductivity
• solubility
• reflectivity

Which of the following is NOT a common property of metals?

• hard
• magnetic
• shiny
• brittle

Substances and elements have ___, which can be used to identify them.

• vague qualities
• specific properties
• uncertain traits
• unique ideas