This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Electromagnetic radiation A) consists of waves that can vary in amplitude. B) is relatively rare ... (Read 17 times)

lunatika

  • Hero Member
  • *****
  • Posts: 548
on: Jul 14, 2018
Electromagnetic radiation
 
  A) consists of waves that can vary in amplitude.
  B) is relatively rare in the universe.
  C) consists of two waves that are 90 degrees out of phase with each other.
  D) does not create an electric field.

Question 2

At the speed of light, energy from the sun takes how much time to reach the Earth?
 
  A) 1 second
  B) 30 seconds
  C) 8 minutes
  D) 24 minutes


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

johnharpe

  • Sr. Member
  • ****
  • Posts: 338
Reply #1 on: Jul 14, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: C


lunatika

  • Member
  • Posts: 548
Reply 2 on: Jul 14, 2018
YES! Correct, THANKS for helping me on my review

komodo7

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.

During drought years on the Galapagos, small, easily eaten seeds become rare, le During drought years on the Galapagos, small, easily eaten seeds become rare, le
Waves in Deep and Shallow Water Waves in Deep and Shallow Water
How Axis Tilt Affects the Intensity of Solar Radiation How Axis Tilt Affects the Intensity of Solar Radiation
Response to Sound Waves Response to Sound Waves
How to plot a sine function containing an amplitude and phase shift (Question 1 of 3) How to plot a sine function containing an amplitude and phase shift (Question 1 of 3)
Three Types of Lipids The three types of lipids vary in structure Three Types of Lipids The three types of lipids vary in structure
Video: Uterine (menstrual) cycle - phases

For a complete list of videos, visit our video library