« previous next »

Author Question: Which of the following is a scalar quantity? A) velocity B) acceleration C) displacement D) ... (Read 60 times)

clmills979

  • Hero Member
  • *****
  • Posts: 551
on: Jul 29, 2018
Which of the following is a scalar quantity?
 
  A) velocity
  B) acceleration
  C) displacement
  D) mass
  E) force

Question 2

The Doppler effect applies to sound waves but not to electromagnetic waves.
 
  Indicate whether the statement is true or false


Li Jun

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 29, 2018
Answer to Question 1

D

Answer to Question 2

FALSE


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

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.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Tania Bruguera, Displacement. 1998–99. Tania Bruguera, Displacement. 1998–99.
When the air–fuel mixture rapidly changes such as during a rapid acceleration, look for a rapid ... When the air–fuel mixture rapidly changes such as during a rapid acceleration, look for a rapid ...
Fall Velocity of Water Drops Fall Velocity of Water Drops
A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to the ground. ... A 500-kg cannon fires a 4.0-kg projectile with a velocity of 500 m/s relative to the ground. ...
An electron is accelerated from rest through a potential difference. After acceleration the ... An electron is accelerated from rest through a potential difference. After acceleration the ...
What is the maximum velocity (in km/s) of a photoelectron emitted from a surface whose work ... What is the maximum velocity (in km/s) of a photoelectron emitted from a surface whose work ...
Video: A timeline of the teeth (Explained - No Audio)

For a complete list of videos, visit our video library