Pupils who are secure will be able to:

• Describe how sounds are made.
• Describe how sounds are heard through different mediums.
• Explain the relationship between vibration strength and volume. 
• Describe the relationship between volume and distance.
• Describe pitch and how to change it.
• Explain how insulating materials can be used to muffle sound.

When working scientifically, pupils who are secure will be able to:

• To observe closely how different instruments create a sound.
• Research how whales and dolphins communicate underwater. 
• Present results using a bar chart.
• Suggest which variables to measure and for how long.
• Design simple results tables.
• Identify when results or observations do not match predictions.