« previous next »

Author Question: A ray of light hits a flat surface at an angle and is diffusely reflected. At what angle is it ... (Read 118 times)

oliviahorn72

  • Hero Member
  • *****
  • Posts: 579
on: Jul 28, 2018
A ray of light hits a flat surface at an angle  and is diffusely reflected. At what angle is it reflected?
  1.
  2. 2
  3.
  4. unknown

Question 2

Einstein's theory of the photoelectric effect treats light as photons. According to this theory,
  1.all photons have the same energy.
  2.photons that move faster have more energy.
  3.photons with double the frequency have double the energy.
  4.photons with double the frequency have half the energy.


matt

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 28, 2018
Answer to Question 1

4

Answer to Question 2

3


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Intramuscular drug administration: (c) the needle is inserted at a 90° angle: Source: Pearson Educat Intramuscular drug administration: (c) the needle is inserted at a 90° angle: Source: Pearson Educat
Friction significantly influences airflow near Earth’s surface, but its effect is negligible at ... Friction significantly influences airflow near Earth’s surface, but its effect is negligible at ...
Interactions of Light and Matter Interactions of Light and Matter
Flow cytometry. Cells expressing the surface markers CD4, CD8, and CD3 are labeled in a direct ... Flow cytometry. Cells expressing the surface markers CD4, CD8, and CD3 are labeled in a direct ...
(A) Effleurage to entire arm to apply oil or lotion. (B) Apply with flat palms and fingers from ... (A) Effleurage to entire arm to apply oil or lotion. (B) Apply with flat palms and fingers from ...
A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ... A pool player is attempting a fancy shot. He hits the cue ball giving it a speed of 5.57 m/s ...
Video: Introduction to Human Immunodeficiency Virus (HIV)

For a complete list of videos, visit our video library