1???

A substance that is made up of only one type of atom is called a(n)

• • Element

• • Compound

• • Mixture

• • Solution

The four states of matter are:

• Solid

• Liquid

• Gas

• Plasma

• Element

A mixture that is made up of two or more substances that are not chemically combined is called a(n)

• Element

• Compound

• Mixture

• Solution

A change in matter that does not change the identity of the substance is called a(n)

• • Physical

• • Chemical

• • Chemical and physical

• • None of these

A change in matter that produces a new substance with different properties is called a(n)

• • Physical

• • Chemical

• • Chemical and physical

• • None of these

The law of conservation of mass states that the total mass of the reactants in a chemical reaction is equal to the total mass of the products.

• True

• False

The process of taking a mixture apart by taking advantage of the different properties of the components is called

• • Separation

• • Filtration

• • Distillation

• • Evaporation

Which of the following is a physical change?

• • Burning wood

• • Cooking an egg

• • Rusting iron

• Melting an ice cube

Which of the following involve chemical changes?

• • Burning wood

• • Cooking an egg

• • Rusting iron

• Melting an ice cube

Which of the following are mixtures?

• • Salt water

• • Air

• • Sugar

• Distilled Water