See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
12 questions from this quiz
Apparent change in wave frequency
It increases
Pitch decreases (lower frequency)
Wavelength increases, source receding
Wavelength decreases, source approaching
Crests pushed closer, wavelength shorter
f′=f×cc−uf' = f \times \frac{c}{c - u}f′=f×c−uc
f′=f×cc+uf' = f \times \frac{c}{c + u}f′=f×c+uc
c-u for coming closer, c+u for away
Blood flow patterns and circulation
Measures speed of weather systems
Star is moving away from Earth
Select your subjects, and get access to A+ resources today.