Science on the Main Stage Lesson 1 Vocabulary

What is an atom?

• A type of chemical reaction

• The smallest unit of a chemical element

• A process by which a liquid turns into a gas

• A fluid state of matter with no fixed volume or shape

Tags

NGSS.MS-PS1-1

What is boiling?

• The temperature at which a liquid evaporates

• The process by which a liquid turns into a solid

• The process by which a liquid turns into a gas

• A mixture of two or more substances that appears to be a single, uniform medium

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the boiling point?

• The process by which a liquid turns into a gas

• The temperature at which a liquid evaporates

• The amount of particles in a given amount of matter

• A chemical change that occurs when two or more substances combine

Tags

NGSS.MS-PS1-4

What is a chemical reaction?

• A mixture of two or more substances that remain as physically separate substances

• A fluid state of matter that has no fixed volume or shape

• The process by which a liquid turns into a solid

• A chemical change that occurs when two or more substances combine to form a new substance

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What does density refer to?

• The temperature at which a liquid evaporates

• The process by which a liquid turns into a gas

• The amount of particles in a given amount of matter and how closely packed together they are

• A chemical change that occurs when two or more substances combine

What is freezing?

• The process by which a liquid turns into a gas

• The temperature at which a liquid evaporates

• The process by which a liquid turns into a solid

• A mixture of two or more substances that appears to be a single, uniform medium

Tags

NGSS.MS-PS1-4

What is a gas?

• The smallest unit of a chemical element

• A chemical change that occurs when two or more substances combine

• A fluid state of matter that has no fixed volume or shape

• The amount of particles in a given amount of matter

Tags

NGSS.MS-PS1-4

What is a heterogeneous mixture?

• A mixture of two or more substances that appears to be a single, uniform medium

• The process by which a liquid turns into a solid

• A mixture of two or more substances that remain as physically separate substances

• The smallest unit of a chemical element

What is a homogeneous mixture?

• A mixture of two or more substances that remain as physically separate substances

• A fluid state of matter that has no fixed volume or shape

• A mixture of two or more substances that appears to be a single, uniform medium, with no visible separation between its components

• The process by which a liquid turns into a gas

What is a liquid according to the document?

• A solid state of matter that has a fixed shape but not a fixed volume

• A gaseous state of matter that does not have a fixed shape or volume

• A fluid state of matter that has a fixed volume but not a fixed shape

• A fluid state of matter that does not have a fixed volume or shape

Tags

NGSS.MS-PS1-4