Answer:
True
Explanation:
Sound waves need a medium to travel through. That's why you cant hear sound in space. But you can see light in space and the sun heats up our planet, so yes, light doesnt need a medium to travel through.
Sit in front of a heater- what are the options
The answer is D - cellular respiration <span />
I think it is D but I might be wrong !!! Hope I help !!