change of state

Select all the terms which describe the arrangement of the particles in this image.

• Far apart

• Close

• Regular

• Random

Tags

NGSS.MS-PS1-4

How is the state of the substance in the image changing?

• Gas to liquid

• Solid to liquid

• Liquid to solid

Tags

NGSS.MS-PS1-4

As coconut milk is heated, bubbles can be seen in the pan. What is happening to the liquid?

• It is freezing

• It is condensing

• It is melting

• It is boiling

Tags

NGSS.MS-PS1-4

What state of matter is represented by this diagram? 

• Gas

• Liquid

• Solid

Tags

NGSS.MS-PS1-4

What is done to chocolate to melt it?

• Heat it up

• Break it into pieces

• Cool it down

Tags

NGSS.MS-PS1-4

As chocolate absorbs energy during melting, what term can be used to describe this change?

• Endothermic

• Decomposition

• Exothermic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When melted chocolate turns back into a solid again, what happens to the thermal energy? 

• It is absorbed from the surroundings

• It is transferred to the surroundings

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the name of the process which occurs on the surface of the sea, when water moves into the atmosphere?

• Evaporation

• Condensing

• Melting

• Boiling

Tags

NGSS.MS-ESS2-4

If energy is removed from liquid water, what happens?

• It freezes

• It evaporates

• It boils

• It turns into a gas

Tags

NGSS.MS-PS1-4

Which of the following is an exothermic change?

• Evaporating

• Condensing

• Boiling

• Melting

Tags

NGSS.MS-PS1-4