Log In | Register

Item RG068003: Energy can be transferred by light in outer space because light can travel without air carrying it, but energy cannot be transferred by sound because sound requires a medium such as air to carry it.

In outer space, there is no air, only empty space between the stars and planets. Can energy be transferred by light and sound in outer space? Why?

  1. Energy can be transferred by light and by sound in outer space because light and sound can both travel without air carrying them.
  2. Energy can be transferred by light in outer space because light can travel without air carrying it, but energy cannot be transferred by sound because sound requires a medium such as air to carry it.
  3. Energy can be transferred by sound in outer space because sound can travel without air carrying it, but energy cannot be transferred by light because light requires a medium such as air to carry it.
  4. Energy cannot be transferred by light or sound in outer space because both light and sound require a medium such as air to carry them.
Distribution of Responses
Chart showing distrubtion of responses for Item EG068003
Scale Score for Item Difficulty
(200[Easy]-800[Difficult])
503
Students Responding Correctly
Group Correct Total Percent
Overall 2502 6231 40%
Grades
  4–514348629%
  6–8 1131 3050 37%
  9–12 1228 2695 46%
Gender
  Male1258284444%
  Female1175320337%
Primary Language
  English2231550641%
  Other19953337%

View data table