4.6.1.6 Exploration

Spec reference: 4.6.1 (subtopic).

What you need to know

• (KO snippet not found yet — we can map this manually.)

Self-assessment (checklist)

• I can explain in qualitative terms, how the differences
• I can explain why ultrasound waves can be used to
• I can name two uses of ultrasound waves.

Key steps (method)

• Identify what the question is testing and use the correct equation/definition.
• Show substitutions and units clearly.

Common mistakes

• Unit conversions, rearranging errors, or quoting a law without applying it.