8th Grade IXL F5

What do these two changes have in common?

chemicals in a battery reacting to a power flashlight

an old sandwich rotting in a trashcan

Select all that apply.

• Both are only physical changes

• Both are chemical changes

• Both are caused by heating

• Both are caused by cooling

Tags

NGSS.MS-PS1-2

What do these two changes have in common?

knitting yarn into a scarf

filtering air to remove dust and pollen

Select all that apply

• Both are only physical changes

• Both are chemical changes

• Both are caused by heating

• Both are caused by cooling

What do these two changes have in common?

baking a loaf of bread

salt and vinegar removing tarnish from a penny

Select all the apply.

• Both are only physical changes

• Both are chemical changes

• Both are caused by heating

• Both are caused by cooling

Tags

NGSS.MS-PS1-2

What do these two changes have in common?

rust forming on a metal gate

silver jewelry tarnishing

Select all that apply.

• Both are only physical changes

• Both are chemical changes

• Both are caused by heating

• Both are caused by cooling

Tags

NGSS.MS-PS1-2

What do these two changes have in common?

making jam

a piece of avocado turning brown

Select all that apply.

• Both are only physical changes

• Both are chemical changes

• Both are caused by heating

• Both are caused by cooling

Tags

NGSS.MS-PS1-2

How are feeling right now?

• Alright, I guess

• Terrible

• Awesome

What do these two changes have in common?

water boiling on a stove

using a large magnet to remove pieces of iron from a junkyard

Select all that apply.

• Both are changes of state

• Both conserve mass

• Both are only physical changes

• Both are chemical changes

Tags

NGSS.MS-PS1-4

What do these two changes have in common?

making paper from wood

a log decomposing in the woods

Select all that apply.

• Both are caused by cooling

• Both are chemical changes

• Both are changes of state

• Both conserve mass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What do these two changes have in common?

deep-frying chicken

rust forming on a bicycle frame

Select all that apply.

• Both are caused by cooling

• Both conserve mass

• Both are caused by heating

• Both are chemical changes

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What do these two changes have in common?

mixing sand and gravel

carving a piece of wood

Select all that apply.

• Both are only physical changes

• Both are chemical changes

• Both are caused by heating

• Both are caused by cooling

Tags

NGSS.MS-PS1-2