Types of Matter

What is an element?

• A mixture of two or more substances

• A pure substance that cannot be broken down

• A substance made of compounds

• A type of gas

How are elements arranged on the periodic table?

• By their color

• By their atomic weight

• By the number of protons

• By their chemical properties

What is a compound?

• A mixture of different elements

• A pure substance made of two or more elements

• A solid that cannot be broken down

• A type of gas

Tags

NGSS.MS-PS1-1

What is formed when elements chemically combine?

• Atoms

• Molecules

• Mixtures

• Solutions

Tags

NGSS.MS-PS1-1

Which of the following is an example of a compound?

• Oxygen

• Sodium

• Water

• Iron

Tags

NGSS.MS-PS1-1

In water, what is the ratio of hydrogen to oxygen?

• 1:1

• 2:1

• 6:1

• 1:2

Tags

NGSS.MS-PS1-1

What type of mixture can be separated by physical means?

• Compound

• Solution

• Element

• Mixture

Which of the following is a heterogeneous mixture?

• Saltwater

• Air

• Salad

• Water

What is a homogeneous mixture?

• A mixture with visually distinct parts

• A solution with uniform composition

• A mixture that cannot be separated

• A compound with varying properties

Which method can be used to separate a solution?

• Filtration

• Chemical change

• Burning

• Mixing