« previous next »

Author Question: When a lump of uranium is broken into smaller pieces, the total surface area A) decreases. B) ... (Read 79 times)

jerry coleman

  • Hero Member
  • *****
  • Posts: 570
on: Jul 29, 2018
When a lump of uranium is broken into smaller pieces, the total surface area
 
  A) decreases.
  B) remains the same.
  C) increases.

Question 2

Pulling out of a dive, the pilot of an airplane guides his plane into a vertical circle with a radius of 600 m. At the bottom of the dive, the speed of the airplane is 150 m/s. What is the apparent weight of the 70.0-kg pilot at that point?
 
  A) 3310 N
  B) 686 N
  C) 2630 N
  D) 489 N
  E) 1370 N


polinasid

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

jerry coleman

  • Hero Member
  • *****
  • Posts: 570
Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


polinasid

  • Sr. Member
  • ****
  • Posts: 344
Reply #3 on: Jul 29, 2018
Great! Please up vote :D


« 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?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

The platypus is very difficult to spot even on the surface of a river. The platypus is very difficult to spot even on the surface of a river.
The surface of the human brain The surface of the human brain
Mercalli Intensity Maps of Two Famous Bay Area Earthquakes Mercalli Intensity Maps of Two Famous Bay Area Earthquakes
Medical assistant working in a front office area of a medical office. Medical assistant working in a front office area of a medical office.
viable surface sampling using contact plates viable surface sampling using contact plates
An educational institution has total direct labor and material costs of $1964 per student. Its ... An educational institution has total direct labor and material costs of $1964 per student. Its ...
Video: Junction Types - Tight and Adherens Junctions

For a complete list of videos, visit our video library