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25
×
Why do helium balloons rise?
helium is less dense than air around it
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25
×
What factor affects the density of an egg that is placed in a glass of salt water and it floats but in fresh water it sinks?
adding a substance
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monster
Reset all scores!
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shark
Other team loses 20 points!
Okay!
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gift
Win 25 points!
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thief
Give points!
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25
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heart
Other team wins 25 points!
Oops!
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rocket
Go to first place!
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fairy
Take points!
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25
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thief
Give points!
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25
25
×
What is the volume of an object if the density is 5 g/mL and the mass is 25 g?
5 mL
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15
×
If an object has a density of 0.2 g/cm3, what does it do when placed in a liquid that has a density of 0,84 g/cm3?
it floats
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25
×
What is the mass of an object if the density is 2 g/ml and the volume is 20 mL?
40 g
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heart
Other team wins 20 points!
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gift
Win 25 points!
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fairy
Take points!
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25
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baam
Lose 15 points!
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5
×
What happens to substances that are less dense than water?
they float
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15
×
What happens to solid water when it is placed in liquid water?
floats to top, less dense
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5
×
What is the formula for finding the density of an object?
d=m/v
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10
×
What 2 measurements do you need to find the density of a brick?
mass and volume
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15
×
What is the density of an object if the mass is 40 g and the volume is 20 mL?
2 g/mL
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20
×
What could you say about the density of a ball that is in a container with 3 liquids of different densities where the ball floats in the 2nd layer?
density of ball is equal to 2nd layer
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eraser
Reset score!
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star
Double points!
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gift
Win 25 points!
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thief
Give points!
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25
10
×
What does specific gravity compare the density of a substance to?
water
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