Author Question: The first to be credited with the idea that light is quantized was A) Max Planck. B) Albert ... (Read 58 times)

BrownTown3

  • Hero Member
  • *****
  • Posts: 564
The first to be credited with the idea that light is quantized was
 
  A) Max Planck.
  B) Albert Einstein.
  C) both Planck and Einstein at about the same time.

Question 2

A box is sliding down an incline tilted at a 12.0 angle above horizontal.
 
  The box is initially sliding down the incline at a speed of 1.50 m/s. The coefficient of kinetic friction between the box and the incline is 0.340. How far does the box slide down the incline before coming to rest?
  A) 0.920 m
  B) 2.33 m
  C) 1.78 m
  D) 0.720 m
  E) The box does not stop. It accelerates down the plane.



sultana.d

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

Answer: B

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

GI conditions that will keep you out of the U.S. armed services include ulcers, varices, fistulas, esophagitis, gastritis, congenital abnormalities, inflammatory bowel disease, enteritis, colitis, proctitis, duodenal diverticula, malabsorption syndromes, hepatitis, cirrhosis, cysts, abscesses, pancreatitis, polyps, certain hemorrhoids, splenomegaly, hernias, recent abdominal surgery, GI bypass or stomach stapling, and artificial GI openings.

Did you know?

Medication errors are three times higher among children and infants than with adults.

For a complete list of videos, visit our video library