Author Question: When a freely falling object reaches its terminal speed, a. it is still accelerating b. its ... (Read 73 times)

Coya19@aol.com

  • Hero Member
  • *****
  • Posts: 601
When a freely falling object reaches its terminal speed,
 a. it is still accelerating
  b. its acceleration is zero
  c. it is decelerating
  d. its acceleration cannot be determined

Question 2

Making a laser work depends on creating a population inversion, meaning a situation in which:
 a. most electrons are in the lower energy state.
  b. most photons are in the lower energy state.
  c. more electrons are in a high-energy than a low-energy state.
  d. the directions of electron motion are reversed, or inverted.
  e. more photons are in a high-energy than a low-energy state.



bhavsar

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

B

Answer to Question 2

c



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

In most climates, 8 to 10 glasses of water per day is recommended for adults. The best indicator for adequate fluid intake is frequent, clear urination.

Did you know?

Your heart beats over 36 million times a year.

For a complete list of videos, visit our video library