DOL: 9/15 (3.6C REVIEW)

Aiden got one scoop of ice cream from the tub in his freezer. The combined mass of his bowl and ice cream was 7 grams. He left the ice cream outside on a hot day and returned to find melted ice cream. What can you predict the combined mass of the bowl and melted ice cream will be, in grams?

(a)  

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The 5th graders at Redwood Elementary School conducted an experiment where they weighed a chocolate bar, then allowed it to melt outside on a hot day and weighed it again. Which graph represents the likely results of the experiment?

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Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these best describes condensation forming on the outside of a cold glass?

• Gas particles slow down when they touch something cold, turn into liquid, and collect on the glass.

• Liquid particles speed up, move into the air, and then collect on the glass.

• Solid particles melt and drip down the side of the glass.

• Liquid particles become solid when touching the glass.

Tags

NGSS.MS-PS1-4

Predict what will happen to water in a sealed container if you heat it until it boils. Explain your prediction in terms of what happens to the motion of the water particles as temperature increases.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which sentence explains why food coloring moves faster in hot water than in cold water?

• Hot water particles move faster, so they push and carry the coloring more quickly.

• Cold water particles are bigger, so the coloring can’t move.

• Hot water has color in it already.

• Cold water doesn’t let anything mix at all.

Tags

NGSS.MS-PS1-4