Year 4
How can you make a string telephone?
In this lesson, we will learn how to make a string telephone. We will follow a scientific method and then write our own scientific methods.
Year 4
How can you make a string telephone?
In this lesson, we will learn how to make a string telephone. We will follow a scientific method and then write our own scientific methods.
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Lesson details
Key learning points
- Explain how a string telephone works
- Follow and write a method
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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4 Questions
Q1.
What is the name of a scientist who studies the acoustics of music?
Acousticman
Acoustics
Q2.
Why do soft materials make sound quieter?
The sound bounces off the soft material
The sound is amplified by soft materials
Q3.
Headphones and speakers are designed to...
make the loudest sound
make the softest sound
Q4.
Having a hard flat roof over a stadium will make the sound
no change
softer
3 Questions
Q1.
Which material would you use if you wanted a loud, clear sound?
Soft and squishy
Q2.
Soft and squishy materials make sound quieter as the vibrations...
bounce off them
no change
Q3.
We can protect our ears from very loud sounds by...
Moving closer to the sound
Wearing a hat