What is needed for matter to change from one state to another?

• air

• water

• chemicals

• energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is happening when your body changes the food you eat into energy you need to grow?

• a chemical change

• a physical change

• a chemical property

• a physical property

Tags

NGSS.MS-LS1-7

What must be added for the water in a pond to evaporate into the air (change from a liquid to a gas)?

• heat

• light

• space

• air

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

What do scientists call the temperature at which solids start to change into a liquid?

• the boiling point

• the melting point

• the condensation point

• the freezing point

Tags

NGSS.MS-PS1-4

If a sheet of paper has been folded into a paper airplane, what has happened to the paper?

• a chemical change

• a physical change

• a chemical property

• a physical property

Which of the following is a manmade fabric invented by chemist Wallace Carothers?

• silk

• cotton

• wool

• nylon

Which of the following statements is true, according to the text?

• Molecules in your body never change

• Particles in gases are tightly packed and do not move much

• Matter is always changing

• Matter can never change from one state to another

Tags

NGSS.MS-PS1-4

The phase of matter where molecules are most closely attracted to each other.

• solid

• liquid

• gas

• molecules

Tags

NGSS.MS-PS1-4

When matter changes in shape, size or type but remains the same in substance.

• chemical change

• chemical property

• physical change

• physical property

Tags

NGSS.MS-PS1-4

The temperature at which a liquid changes to a solid.

• melting point

• boiling point

• freezing point

• standard point

Tags

NGSS.MS-PS1-4