« previous next »

Author Question: Electromagnetic radiation travels at the speed of light (about 186,000 miles per second in a ... (Read 56 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
on: Jul 17, 2018
Electromagnetic radiation travels at the speed of light (about 186,000 miles per second in a vacuum).
 
 Indicate whether the statement is true or false

Question 2

Electromagnetic radiation requires a medium such as water or tissue to travel.
 
 Indicate whether the statement is true or false


itsakadoozi

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Jul 17, 2018
Answer to Question 1

True

Answer to Question 2

False


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Two Scottish reindeer relax after pulling Santa's sleigh at the switching on of Christmas light Two Scottish reindeer relax after pulling Santa's sleigh at the switching on of Christmas light
Excitation of isolated chlorophyll by light. Excitation of isolated chlorophyll by light.
The Speed of Light Is Constant The Speed of Light Is Constant
The Atmosphere Screens Earth from Harmful Solar Radiation The Atmosphere Screens Earth from Harmful Solar Radiation
How Axis Tilt Affects the Intensity of Solar Radiation How Axis Tilt Affects the Intensity of Solar Radiation
The Electromagnetic Spectrum The Electromagnetic Spectrum
Video: Sigmoidoscopy

For a complete list of videos, visit our video library