What are the three states of matter?

What is defined as substances that are made of only one type of atom or only one type of molecule (a group of atoms bonded together)?

What are pure substances that cannot be changed into a simpler substance?

How many atoms are in elements?

What are pure substances that are composed of two or more different types of atoms that are chemically combined?

Compounds can only be changed into simpler substances called _______ by chemical changes.

What is composed of two or more different substances that retain their own individual properties and are physically mixed together?

What are three ways mixtures can be separated?

What are the two groups of mixtures?

Which type of mixture is not uniform throughout “evenly mixed” and the components “parts” can be visibly distinguished?

Which type of mixture is uniform throughout and the substance is evenly mixed? Also, the mixture cannot be visibly distinguished because the particles of the substance are too small.

What is another name for a homogeneous mixture?

What is defined as the amount of matter an object contains?

How do you measure mass?

How is mass measured?

What is defined as how much space an object takes up?

What is volume measured in?

How do you measure volume?

What is the mass of a substance per unit of volume?

What is the formula for density?

What is the density of water?

What is everything made of?