Conservation of Matter

Can matter vanish?

• Yes, it can disappear when mixed with another substance.

• No, it cannot be created nor destroyed during a change. It can change into a gas which then escapes to the air.

• Yes, it can vanish. For example, water vanishes when it is boiled.

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NGSS.MS-PS1-5

A pot of water is left on the stove to boil. Some of the water seems to disappear. Where does it actually go?

• It is destroyed while boiling.

• It evaporates and escapes into the air.

• It disappears while boiling.

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NGSS.MS-ESS2-4

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

This state matter cannot be created nor destroyed during a change.

• conservation of matter

• mass

• prediction

Tags

NGSS.MS-PS1-5

When Dr. Jeff and his team mixed sugar into the water, it seemed to disappear. Where did it actually go?

• The sugar vanished when mixed with water.

• The sugar was soluble in the water so it dissolved into the water turning it into a solution.

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NGSS.MS-PS1-2

What happened to the sugar when Dr. Jeff boiled the sugar water?

• The sugar vanished.

• The sugar disappeared.

• The sugar remained at the bottom of the bowl after the water evaporated.

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NGSS.MS-PS1-4

In the video, what evidence showed us the sugar was still there? After it was mixed with the water?

• The weight remained the same before and after it was mixed.

• The weight increased after it was mixed.

• The weight decreased after it was mixed.

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

How did the fire snake that was created with baking soda, sugar, and sand create a "fire snake?"

• A physical change took place and the snake formed.

• The carbon dioxide bubbles released after lighting it caused the baking soda and sugar to have chemical reaction to form the fire snake.

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NGSS.MS-PS1-2

NGSS.MS-PS1-5

When the dry ice appeared to be smoking, what was actually happening?

• The dry ice was losing oxygen.

• The dry ice was losing carbon dioxide.

• The dry ice was losing helium.

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NGSS.MS-PS1-4

Matter is...

• a substance made up of only one kind of element
• anything that has mass and takes up space

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NGSS.MS-PS1-4

_{Volume is the amount of space that matter takes up}

• True
• False

Tags

NGSS.5-PS1-1