NGSS.5-PS1-2

Observations that use numbers or measurements.

• qualitative observations
• quantitative observations

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NGSS.5-PS1-2

If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?

• 20 grams
• 0 grams
• 27 grams
• 10 grams

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NGSS.5-PS1-2

What kind of change is toasting bread?

• 
• 

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NGSS.5-PS1-2

Matter cannot be created or destroyed.

• Weight

• Conservation of Matter

• Properties

• Matter

• Conserved

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NGSS.5-PS1-2

Even when matter appears to have been reduced or dissolved, the amount of matter is ________________ when it changes from one state to another.

• parts

• conserved

• object

• created

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NGSS.5-PS1-2

If you mix 1 gram of salt with 50 grams of water, how many grams of matter will you have after the salt is completely dissolved?

• 49 grams

• 50 grams

• 51 grams

• None of the above

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NGSS.5-PS1-2

What evidence was found for conservation of matter in the fire snake demo?

• looked the same before and after
• about the same weight before and after
• smelled the same before and after
• matter was not conserved

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NGSS.5-PS1-2

The Law of Conservation of Mass States

• Energy cannot be created nor destroyed, it can only change form.

• Mass cannot be created nor destroyed, it can only change form.

• Mass can be created or destroyed, it cannot change form.

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NGSS.5-PS1-2

Which property of matter would stay the same after a crayon is melted.

• shape

• state

• texture

• mass

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NGSS.5-PS1-2

How many grams of SLICED APPLE are shown in the example of conservation of mass?

• 230 g

• 235 g

• 115 g

• 0 g

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NGSS.5-PS1-2