« previous next »

Author Question: Only high-energy gamma rays can escape the event horizon of a black hole. Indicate whether the ... (Read 84 times)

vinney12

  • Hero Member
  • *****
  • Posts: 586
on: Jul 27, 2018
Only high-energy gamma rays can escape the event horizon of a black hole.
 
  Indicate whether the statement is true or false

Question 2

The oldest rocks found on the Earth's surface date back about ________ billion years.
 
  A) one
  B) two
  C) three
  D) four
  E) four and a half


fatboyy09

  • Sr. Member
  • ****
  • Posts: 358
Reply #1 on: Jul 27, 2018
Answer to Question 1

FALSE

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Chest X-ray. A physician is examining chest X-rays with the aid of a plastic model of the bronchial Chest X-ray. A physician is examining chest X-rays with the aid of a plastic model of the bronchial
X Rays from an X-Ray Burster X Rays from an X-Ray Burster
Wassily Kandinsky, Black Lines (Schwarze Linien). Wassily Kandinsky, Black Lines (Schwarze Linien).
Some playgrounds near streets with heavy traffic may still have high levels of lead from gasoline ... Some playgrounds near streets with heavy traffic may still have high levels of lead from gasoline ...
Energy Transfer Energy Transfer
The leptin–melanocortin pathway of energy balance The leptin–melanocortin pathway of energy balance
Video: Oogenesis Animation

For a complete list of videos, visit our video library