This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What happens when a particle and its corresponding particle of antimatter meet? A) No one knows, ... (Read 97 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
on: Jul 27, 2018
What happens when a particle and its corresponding particle of antimatter meet?
 
  A) No one knows, since antimatter is only theoretical and not known to really exist.
  B) The particles join together to make an antimatter atom.
  C) The particles collide and then bounce back apart.
  D) The particle and the antiparticle are annihilated, turning all their mass into energy.
  E) They live happily ever after.

Question 2

Microfossil evidence suggests that life
 
  A) originated when the Earth formed 4.6 billion years ago
  B) originated about 3.4 billion years ago
  C) existed 3.85 billion years ago
  D) existed and was well established by 3.4 to 3.5 billion years ago


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

smrtceo

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

D


segrsyd

  • Member
  • Posts: 530
Reply 2 on: Jul 27, 2018
Excellent

komodo7

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

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

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Meet Phineas Gage Meet Phineas Gage
What functions do gangs fulfill (what needs do they meet)? What functions do gangs fulfill (what needs do they meet)?
An embedded particle of something was found on one of the gears, making this pump worthless except ... An embedded particle of something was found on one of the gears, making this pump worthless except ...
Press the sides of the head with the palms. Fingertips meet on the forehead and palms lay along the ... Press the sides of the head with the palms. Fingertips meet on the forehead and palms lay along the ...
Eating a variety of foods from all food groups is the best strategy to meet your daily mineral needs Eating a variety of foods from all food groups is the best strategy to meet your daily mineral needs
What was the bombarding particle used What was the bombarding particle used
Video: Peptide Bond Formation Animation

For a complete list of videos, visit our video library