science help pls pls

Infrared radiations are produced when a changing electric field creates a

longitudinal wave parallel to it
longitudinal wave perpendicular to it
changing magnetic field parallel to it
changing magnetic field perpendicular to it

is it d pls help me

  1. 👍 0
  2. 👎 0
  3. 👁 329
asked by Oscar
  1. yes, d.

Respond to this Question

First Name

Your Response

Similar Questions

  1. Please help check physical science!

    Please help check my answers I really want to make a 100%! 1. A mechanical wave moves through a medium, which can be (1 point) A. a liquid. B. a solid. C. a gas. D. all of the above

    asked by Matthew on March 6, 2013
  2. physics

    What is the difference between transverse and longitudinal waves? A.In a transverse wave the disturbance always occurs perpendicular to the direction in which the wave travels, whereas in a longitudinal wave the disturbance always

    asked by nop on June 19, 2016
  3. physics

    An electromagnetic wave has an electric field strength of 145 V/m at a point P in space at time t. (a) What is the electric field energy density at P? (b) A parallel-plate capacitor whose plates have area 0.110 m2 has a uniform

    asked by Beth on March 8, 2013
  4. Physics

    an electric field is produced by a a)consant magnetic field b)changing magnetic field c)either a consant or changing magnetic field d)none of the above I choose b) because in a lab we once dealt with something similar to this

    asked by Andrea on April 9, 2008
  5. Physics

    I have to make two multiple-choice questions for this standard: Standard 4b: Students know how to identify transverse and longitudinal waves in mechanical media, such as springs and ropes, and on the earth (seismic waves). The

    asked by Emily on April 16, 2008
  6. Physics

    Is it impossible to polarize a longitudinal wave? Explain. Longitudinal waves are polarized in the direction of propagation, they vibrate in that direction. But in the usual sense of polarization (Electric component of light), it

    asked by Caleb on April 18, 2007
  7. Physical Science 8th Grade

    1. What is the resulting direction of a surface wave? Is it perpendicular, parallel, opposite, or circular? 2. What happens when a mechanical wave travels through a medium? What is transferred - mass, particles, energy, or waves?

    asked by Abby427 on June 19, 2016
  8. College Physics

    A radio station with a power of 20 kW sends out an omnidirectional wave at 1.25 MHz. a. If the electromagnetic wave has an electric field of 0.22 V/m, what is the magnetic field amplitude? b. What is the intensity of the wave at 5

    asked by charlie on April 4, 2012
  9. Physics

    An electromagnetic wave has an electric field strength of 145 V/m at a point P in space at time t. A parallel-plate capacitor whose plates have area 0.109 m2 has a uniform electric field between its plates with the same energy

    asked by Drew on July 1, 2010
  10. 11th grade physics

    Two point charges q and q' are placed respectively at two points A and B. Let O be the midpoint of [AB]. Charge q placed at A creates at O an electric field of strength E=9×10^6 V/m. Determine the resultant electric field at O

    asked by vicky on March 15, 2016

More Similar Questions