Nature of Matter Quiz2

Grace, Noah, and Ethan are discussing the composition of matter. What do they agree is the basic unit of matter?

• Atoms

• Molecules

• Cells

• Particles

Isla, Olivia, and Zoe are discussing the difference between elements and compounds. What is the main difference between them?

• Elements contain only one kind of atom, while compounds contain two or more kinds of atoms

• Elements are solids, while compounds are liquids

• Elements cannot be broken down chemically, while compounds can

• Elements have a definite shape, while compounds take the shape of their container

Ava, Aria, and Aiden are learning about different states of matter in their science class. They are asked to identify the state of matter that a wooden block represents, as it maintains its shape regardless of where it is placed. Which state of matter are they referring to?

• Solid

• Liquid

• Gas

• Plasma

Mia, Evelyn, and Benjamin are in a science class. They are discussing mixtures. Mia says a homogeneous mixture has the same properties throughout, while a heterogeneous mixture has different properties in different parts. Evelyn says a homogeneous mixture is a pure substance, while a heterogeneous mixture is a mixture of elements. Benjamin says a homogeneous mixture is a gas, while a heterogeneous mixture is a liquid. Who is correct?

• Mia

• Evelyn

• Benjamin

• None of them

Abigail found a crystal in her backyard and she believes it's a pure substance. How can Charlotte confirm if it's a pure substance?

• Charlotte can confirm it's a pure substance if it always has the same composition

• Charlotte can confirm it's a pure substance if it can be chemically broken down into elements

• Charlotte can confirm it's a pure substance if it is a mixture of different elements

• Charlotte can confirm it's a pure substance if it has variable composition

Abigail and Arjun were discussing about pure substances in their chemistry class. Abigail asked Arjun, 'What are the two types of pure substances that we learned about?'

• Elements and compounds

• Solids and liquids

• Homogeneous and heterogeneous mixtures

• Atoms and molecules

Priya is observing different states of matter in her science class. Which state of matter will take the shape and volume of its container when she pours it in?

• Gas

• Liquid

• Solid

• Plasma

Evelyn, Luna, and Nora are discussing the difference between a mixture and a pure substance. What is the main difference between the two?

• A mixture has variable composition, while a pure substance always has the same composition

• A mixture is a solid, while a pure substance is a liquid

• A mixture cannot be broken down chemically, while a pure substance can

• A mixture has a definite shape, while a pure substance takes the shape of its container

Zoe poured a drink into a glass. Kai noticed that the drink took the shape of the glass but its volume remained the same. What state of matter was the drink in?

• Liquid

• Solid

• Gas

• Plasma

Aria, Anika, and Avery are in a science class. Their teacher asks, 'What is an element in the context of chemistry?'

• A substance that Aria cannot break down chemically into simpler substances

• A substance that Anika thinks is a mixture of different elements

• A substance that Avery believes always has the same composition

• A substance that has variable composition according to their teacher