Learning objective
Knowledge:
- To describe how sounds are heard through different mediums.
Working scientifically:
- To research how whales and dolphins communicate underwater.
Success criteria
Knowledge:
- I can describe how a sound wave travels
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National curriculum
Science
Sound
Pupils should be
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Cross-curricular links
Reading – comprehension
Pupils
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Before the lesson
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Lesson plan
1: Lesson plan
An area for you to put useful resources from the previous lesson
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Adaptive teaching
Pupils needing extra support
Could read the first three sections of the Resource: How dolphins and whales use sound underwater (the information above the picture) to answer the first two questions on the Activity: Research report only; could be provided with the Resource: Knowledge organiser: Science – Sound and vibration and directed to the first section, which explains sound waves.
Pupils working at greater depth
Could try using different lengths of string with their cup and string telephone to investigate if distance affects how well they can hear the secret messages; should answer the extension question on the Activity: Research report.
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Assessing progress and understanding
Pupils with secure understanding indicated by: describing how a sound waves travels through
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Knowledge outcomes
- I can describe how a sound wave travels through the air to the ear as a series of vibrations that pass into the ear canal and hit the ear drum.
- I can compare how sound travels through different mediums, with sound travelling fastest through solids and slowest through gases.
- I can explain that sound travels farther in water than air because the matter in water is more closely packed than the matter in air.
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Vocabulary definitions
-
air
A mixture of gases that surround the Earth.
-
ear
A part of the body that detects sound.
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In this unit
Maintained by: Kapow Primary team
Last update: 2nd February, 2024
