Sound does not travel through a vacuum. How do we know that light does?

Explain how you can see ordinary nonluminous classroom objects.

Light? Through what medium does starlight reach us?

We see nonluminous objects mainly with reflected light.

  1. 👍 0
  2. 👎 0
  3. 👁 108
asked by Ron
  1. gfefrerf

    1. 👍 0
    2. 👎 0
    posted by fedfer

Respond to this Question

First Name

Your Response

Similar Questions

  1. physic

    How long (in ns) does it take light to travel 1.00 m in vacuum? What distance does light travel in water during the time that it travels 1.00 m in vacuum?

    asked by mary on January 28, 2010
  2. science

    How do the speeds of light waves and sound waves compare? Sound waves can travel faster depending on the medium. Sound waves always travel faster than light waves.**** Light waves travel at the same speed as sound waves. Light

    asked by noodles on April 10, 2019
  3. Physical Science

    I need help with a few of these questions: 1.Which of the following waves are mechanical waves? A.light waves B.microwaves waves D.sound waves I think it's D? 2.Which gives the frequency of the wave in terms of its peaks?

    asked by mysterychicken on May 8, 2009
  4. Science

    Do light and sound travel at the same speed through solids, liquids, and gasses? What are the effects of light and sound traveling through different objects?

    asked by Ana on February 23, 2017
  5. Science

    1.What is refraction? The bending of light as it passes through matter 2.What type of lens would you use to magnify your view of a butterfly? Concave 3.What is a sound wave? Sound waves are waves of energy moving through

    asked by Derrick on March 20, 2012

    1- wave velocity is related to a- period b-wavelength c-amplitude d-all of these 2- wave amplitude is related to a- wave velocity b- frequency c- energy d-wave length 3-which of the following radiation has te smallest frequency?

    asked by FRANK on April 14, 2009
  7. Science

    I needed help with this question. I’m not sure I got it quite right. Is it correct to say that in every case, without exception, any radio wave travels faster than any sound wave? ANSWER: Yes, it is correct to say because radio

    asked by Lizzie on January 25, 2010
  8. Science

    Can sound exist in a vacuum? No hoover is loud when I turn it on! Ignore Eddie's remark. His Hoover is not in a vacuum. It only creates a partial volume inside itself. Since sound is produced by the movement of molecules,

    asked by Michael on May 16, 2007
  9. physics

    A diamond in air is illuminated with white light. On one particular facet, the angle of incidence is 46.05°. Inside the diamond, red light (ë = 660.00 nm in vacuum) is refracted at 17.38° with respect to the normal; blue light

    asked by ryan on May 4, 2014
  10. Physic please help!

    A mixture of red light (vacuum = 661 nm) and green light (vacuum = 551 nm) shines perpendicularly on a soap film (n = 1.35) that has air on either side. What is the minimum nonzero thickness of the film, so that destructive

    asked by Mary on November 13, 2007

More Similar Questions