An object that is a good radiator of electromagnetic waves

Asked by admin @ 29/10/2021 in Physics viewed by 254 People

Why is a star an example of a good blackbody radiator?

A. It gives off a range of wavelengths of electromagnetic radiation
that depends on its temperature.
B. It absorbs a range of wavelengths of electromagnetic radiation
and gives off none.
c. It reflects most electromagnetic radiation instead of absorbing it.
D. It gives off only one wavelength of electromagnetic radiation.

Answered by admin @ 29/10/2021

Answer: A. It gives off a range of wavelengths of electromagnetic radiation that depends on its temperature.

Explanation: Quizzed

Radiation occurs when energy is transferred by electromagnetic waves

Asked by maham237 @ 14/01/2021 in Physics viewed by 307 persons

What happens to solar radiation when it strikes an object

Asked by admin @ 28/10/2021 in Chemistry viewed by 305 persons

Choose the correct answers from the drop-down menus to complete the paragraph about how sunlight travels through the atmosphere. Sunlight can be absorbed, , or scattered before it reaches Earth’s …

What is the difference between mechanical waves and electromagnetic waves

Asked by admin @ 09/10/2021 in Physics viewed by 317 persons

What is the difference between a mechanical wave and an electromagnetic wave? A mechanical wave travels through empty space, while an electromagnetic wave travels through matter. A mechanical wave has …

Which of the following is not a electromagnetic wave

Asked by admin @ 17/08/2021 in Chemistry viewed by 293 persons

Which of the following is not an electromagnetic radiation gamma rays alpha rays radio waves ,x-rays

Which are uses of electromagnetic waves check all that apply

Asked by admin @ 02/08/2021 in Science viewed by 332 persons

Which are characteristics of electromagnetic waves? Check all that apply.

If an object looks blue it reflects what color waves

Asked by maham237 @ 19/05/2021 in Geography viewed by 342 persons

a. blue c. all but blue b. red and yellow d. all

What is characteristic of both sound waves and electromagnetic waves

Asked by maham237 @ 19/05/2021 in Physics viewed by 311 persons

(1) They require a medium. (2) They transfer energy. (3) They are mechanical waves. (4) They are longitudinal waves.

Electromagnetic radiation has the longest wavelength

Asked by maham237 @ 13/01/2021 in Chemistry viewed by 290 persons

Which type of electromagnetic radiation has the longest wavelength? A) ultraviolet B) infrared C) X-ray D) visible

The electromagnetic waves that have the lowest frequencies are called

Asked by admin @ 02/12/2021 in Chemistry viewed by 319 persons

The electromagnetic waves that have the lowest frequencies are called a. radio waves. c. ultraviolet waves. b. microwaves. d. x-rays.

The electromagnetic waves which are used for satellite communication are

Asked by admin @ 06/08/2021 in Physics viewed by 313 persons

The electromagnetic waves,which are used for satellite communication are ?

It is the passage of electromagnetic radiation through a medium

Asked by admin @ 03/08/2021 in Physics viewed by 288 persons

What is transmitted Radiation?

In vacuum the speed of an electromagnetic wave depends on

Asked by admin @ 03/08/2021 in Physics viewed by 311 persons

In vacuum the speed of electromagnetic wave depends upon

What type of wave is the light mechanical or electromagnetic

Asked by admin @ 22/11/2021 in Physics viewed by 247 persons

1. Light waves are one type of ____________ wave. mechanical electromagnetic 2. Sound is an example of a ____________ wave. mechanical electromagnetic 3. A ______________ wave requires a medium. mechanical …

What is meant by transverse nature of electromagnetic waves

Asked by admin @ 20/08/2021 in Physics viewed by 254 persons

What is meant by transverse nature of electromagnetic wave? Draw a diagram showing the propagation of an electromagnetic wave along the X direction, indicating clearly the directions of the oscillating …