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 99 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
:D TYSM

xiaomengxian

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

Did you know?

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

gold nano-particle gold nano-particle
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 ...
energy of interaction and distance of particle energy of interaction and distance of particle
Soup’s On! Nutrient claims on the food label must meet strict FDA criteria Soup’s On! Nutrient claims on the food label must meet strict FDA criteria
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
If the particle moves in a circle of radius 0.15 m at a speed of 3.0 m/s, what is the magnitude ... If the particle moves in a circle of radius 0.15 m at a speed of 3.0 m/s, what is the magnitude ...
Video: Cleavage and Implantation Animation

For a complete list of videos, visit our video library