結果 : how long will helium balloons stay up
1:17

How high can a helium balloon go?

PradeepRaj (pradeepverse)🌌
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2:32

How to make helium balloons last longer | Epic Reviews Home CC

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2:29

Why do helium balloons float? - Balloon Facts for Kids

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0:43

How Long Do Birthday Helium Balloons Last???

Big Daddy Shin
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0:42

Tip to make helium balloons look better longer

David Willhite
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3:13

How do you store helium balloons overnight?

Λsk Λbout Horizons
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2:09

Science Abuse How long will this Helium Balloon stay up for?

Dovito28
348 回視聴 - 15 年前
10:46

Science Abuse, How long will this helium balloon stay up for? Results.

Dovito28
343 回視聴 - 15 年前
0:53

How do hot air balloons work?

KMPH FOX26 NEWS
200 回視聴 - 2 日前

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1:34

Why Do Helium Balloons go Down so Quickly?

Randomly Researched
30,217 回視聴 - 9 年前
5:04

How To Make Helium Balloons Float The Longest

Wayne Schmidt
85,912 回視聴 - 6 年前
2:18

How do you store helium balloons overnight?

Λsk Λbout Essentials
153 回視聴 - 3 年前

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1:46

What Happens to a Helium Balloon in Freefall?

PBS Space Time
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3:20

Lifting a Man with Helium Balloons? | I Didn't Know That

National Geographic
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5:42

What If You Inhaled 100 Helium Balloons

Brainiac
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2:08

How long can helium balloons be in a hot car?

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6:26

Why do Helium Balloons Deflate? - F-J's Physics - Video 101

Anthony Francis-Jones
2,778 回視聴 - 2 年前
1:20

Watch & Learn How to make Helium Latex Balloons Float for Longer

Koch & Co
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5:45

HOW TO KEEP BALLOONS UP WITHOUT HELIUM

Visions Decorations
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3:59

How to Make Helium Balloons Float Longer

IceCreamJunkie
93,337 回視聴 - 8 年前