« previous next »

Author Question: Neutrons that will initiate the fission of U-235 require speeds that are A) less than average. ... (Read 57 times)

Lobcity

  • Hero Member
  • *****
  • Posts: 524
on: Jul 29, 2018
Neutrons that will initiate the fission of U-235 require speeds that are
 
  A) less than average.
  B) about average.
  C) more than average.
  D) all of the above
  E) none of the above

Question 2

Compared with a neutron bouncing off a carbon nucleus, a neutron bouncing off an iron nucleus loses
 
  A) less speed.
  B) more speed.
  C) the same amount of speed.


lkanara2

  • Sr. Member
  • ****
  • Posts: 329
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

Did you know?

Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater Average winter rainfall and variation in rainfall among sites inhabited by Suromalus ater
Traction is the application of a pulling force to maintain bone alignment during fracture healing. D Traction is the application of a pulling force to maintain bone alignment during fracture healing. D
Average Chemical Composition of the Geosphere Crust Average Chemical Composition of the Geosphere Crust
Although average brain size increases gradually though time in H. erectus, individuals with small br Although average brain size increases gradually though time in H. erectus, individuals with small br
Average national IQs according to IQ and Global Inequality Average national IQs according to IQ and Global Inequality
On average, students in Roman Catholic schools score higher on national tests than students in ... On average, students in Roman Catholic schools score higher on national tests than students in ...
Video: Muscular Dystrophy

For a complete list of videos, visit our video library