Measuring the light reflected from a planet's surface and/or atmosphere allows us to determine its
A) chemical composition
B) physical size
C) temperature
D) distance

Question

Quizplus · Accepted Answer

By analyzing the spectrum of light reflected from a planet, scientists can identify the specific wavelengths absorbed by different elements and compounds, allowing them to determine the planet's chemical composition.

Measuring the Light Reflected from a Planet's Surface And/or Atmosphere