Science STAAR Vocabulary Review Category 1

What is freezing?

• The process of a liquid turning into a solid.

• The process of a solid turning into a liquid.

• The process of a gas turning into a liquid.

• The process of a liquid evaporating into a gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is condensation?

• The process of gas turning into a liquid.

• The process of liquid turning into a gas.

• The process of solid turning into a liquid.

• The process of gas turning into a solid.

Tags

NGSS.MS-PS1-4

What is an atom?

• The smallest unit of a chemical element.

• A large particle made of protons and neutrons.

• A type of molecule that contains multiple elements.

• A fundamental force in physics.

Tags

NGSS.MS-PS1-1

What is evaporation?

• The process of a liquid turning into a gas.

• The process of a gas turning into a liquid.

• The process of a solid turning into a liquid.

• The process of a liquid becoming solid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is density?

• The mass of a substance divided by its volume.

• The weight of a substance divided by its height.

• The volume of a substance divided by its mass.

• The temperature of a substance divided by its pressure.

What is a mixture?

• A combination of two or more substances that can be separated.

• A single substance that cannot be broken down.

• A solution where one substance is dissolved in another.

• A chemical reaction between two elements.

What is a solution?

• A type of mixture in which one substance dissolves in another and cannot be separated easily.

• A solid substance that cannot dissolve in any liquid.

• A type of gas that can be compressed easily.

• A mixture of two or more solids that can be separated by filtration.

What does heating mean?

• The process of temperature getting warmer.

• The process of temperature getting cooler.

• The process of temperature remaining the same.

• The process of temperature fluctuating wildly.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-3

What is a physical change?

• A change that affects one or more physical properties of a substance.

• A change that alters the chemical composition of a substance.

• A change that occurs only at high temperatures.

• A change that is reversible and does not affect the substance's identity.

What is melting?

• The process of a solid turning into a liquid.

• The process of a liquid turning into a gas.

• The process of a gas turning into a solid.

• The process of a solid becoming a gas.

Tags

NGSS.MS-PS1-4