Questions with the keyword 'helium'

• If you breath in helium how does the helium give you a higher pitched voice? by 09masseyo to Claudia, Phil Comments: (No comments so far )
• Where do we get helium from? by alan14211421 to Alessandro, Angela, Claudia, Marina, Phil Comments: (No comments so far )
• How is helium lighter than air? by alan14211421 to Alessandro, Angela, Claudia, Marina, Phil Comments: (No comments so far )