Q1. The wave equation is: v = f × λ
Q2. Velocity (v): meters per second (m/s)
Frequency (f): hertz (Hz)
Wavelength (λ): meters (m)
Q3.
a) v = 5 m/s
b) v = 1.5 m/s
c) v = 2 m/s
d) v = 0.25 m/s
e) v = 8000 m/s
f) v = 4 m/s
Q4. Rearranged equations:
f = v / λ
λ = v / f
Q5.
a) f = 5 Hz
b) f = 33,000 Hz
c) f = 3,000 Hz
d) f = 0.00125 Hz
e) f = 170 Hz
f) f = 150,000,000 Hz
Q6.
a) λ = 0.08 m
b) λ = 0.00667 m
c) λ = 0.000111 m
d) λ = 0.0909 m
e) λ = 0.01538 m
f) λ = 0.00005277 m
Q7. v = 3430 m/s
Q8. v = 343 m/s
Q9. λ = 0.05 m
Q10. λ = 0.01667 m
Q11. f = 3,000,000,000 Hz
Q12. f = 6,000,000,000 Hz
Parent Tip: Review the logic above to help your child master the concept of calculating wave speed worksheet.