New Online Classes

Online Classes (Self-Paced)

Outschool coupon code: use code LAURAGL2020 to get $20 OFF your first class

High School Chemistry Crash Course (self-paced)

High School Physics Crash Course (self-paced)

Holst: The Planets - A Musical Journey (self-paced)

Sergei Prokofiev: Peter and the Wolf - A Musical Journey (self-paced)

Strategies for the ACT Test (self-paced)

Emma by Jane Austen - English Literature (self-paced)

Pride and Prejudice by Jane Austen - English Literature (self-paced)

Sense and Sensibility by Jane Austen - English Literature (self-paced)

The Hobbit by J. R. R. Tolkien - English Literature (self-paced)

The Fellowship of the Ring by J. R. R. Tolkien - English Literature (self-paced)

The Two Towers by J. R. R. Tolkien - English Literature (self-paced)

The Return of the King by J. R. R. Tolkien - English Literature (self-paced)

New Worksheet - Physics - Sound Intensity

Problem 1
An amplifier takes a 20 decibel sound and turns it into a 60 decibel sound. How many times larger is the intensity of the sound waves coming out of the amplifier as compared to the intensity of the sound waves going into the amplifier?
Answer: ________________

Problem 2
An amplifier takes a 35 decibel sound and turns it into an 85 decibel sound. How many times larger is the intensity of the sound waves coming out of the amplifier as compared to the intensity of the sound waves going into the amplifier?
Answer: ________________

Problem 3
An amplifier takes a 10 decibel sound and turns it into a 70 decibel sound. How many times larger is the intensity of the sound waves coming out of the amplifier as compared to the intensity of the sound waves going into the amplifier?
Answer: ________________

Problem 4
An amplifier takes a 57 decibel sound and turns it into a 87 decibel sound.  How many times larger is the intensity of the sound waves coming out of the amplifier as compared to the intensity of the sound waves going into the amplifier?
Answer: ________________

New Online Classes

Online Classes (Self-Paced)
Outschool coupon code: use code LAURAGL2020 to get $20 OFF your first class
High School Chemistry Crash Course (self-paced)
High School Physics Crash Course (self-paced)
Holst: The Planets - A Musical Journey (self-paced)
Sergei Prokofiev: Peter and the Wolf - A Musical Journey (self-paced)
Strategies for the ACT Test (self-paced)
Emma by Jane Austen - English Literature (self-paced)
Pride and Prejudice by Jane Austen - English Literature (self-paced)
The Hobbit by J. R. R. Tolkien - English Literature (self-paced)
The Fellowship of the Ring by J. R. R. Tolkien - English Literature (self-paced)
The Two Towers by J. R. R. Tolkien - English Literature (self-paced)
The Return of the King by J. R. R. Tolkien - English Literature (self-paced)