See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
Light is stretched towards the red end of the spectrum
When galaxies move away from Earth
Red shift increases with distance
Universe is expanding
The universe
Galaxies
Wavelengths appear longer
Frequency appears to decrease
Each wave emitted from a position further away
Expanding since the Big Bang
Select your subjects, and get access to A+ resources today.