Science

What are ATOMS?

• A substance that cannot be broken down into simpler substances

• Building blocks of matter

• A substance made up of atoms of two or more different elements joined by chemical bonds

• A combination of two or more substances that are not chemically combined

Draw a state of matter

In your words, what is a chemical bond?

Which option is the definition of heterogeneous mixture?

• A mixture in which different materials can be distinguished easily

• A mixture in which substances are evenly distributed throughout the mixture

In your words, what is physical change?

What is the difference between a compound and a mixture?

Draw the molecules of a solid

Draw the molecules of a liquid

Draw the molecules of a gas

What is the difference between a physical and chemical change?