Conservation of Matter Test Review

What is it that can't be created or destroyed?

• hypothesis

• matter

• experiments

• talents

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

Conservation means

• preserve

• get rid of

• turn off

• detroy

Tags

NGSS.HS-LS2-7

When combining 80 grams of water and 30 grams of salt, the new weight of the liquid will be

• 50 grams

• 110 grams

• 100 grams

• 90 grams

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

When we watched the "Generation Genius" fire snake demo, what evidence proved that matter was conserved?

• that wasn't proved

• it tasted the same before and after

• it weighed about the same before and after

• it had completely different properties after

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The fire snake weighed slightly less after it burned because some of the gas escaped.

• True

• False

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

The weight of dry ice will decrease when sitting on a scale because it melts.

• True

• False

The weight of dry ice decreases when placed in a beaker and a balloon is covering the opening.

• True

• False

Tags

NGSS.MS-PS1-5

Where does the wax go when a candle burns and becomes shorter?

• disappears

• burns and releases gas into the air

• melts down the candle and onto the table

• wax goes into the air

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

NGSS.MS-PS1-4

What makes bread get bigger when you bake it?

• there is more matter created

• there is more energy created

• gas bubbles cause by the yeast get smaller

• gas bubbles caused by the yeast get larger

When an air bag inflates, the weight

• stays the same as before

• increases

• decreases

• weighs nothing