Question and answer
define focus
–noun 1. a central point, as of attraction, attention, or activity: The need to prevent a nuclear war became the focus of all diplomatic efforts. 2. Physics . [ a point at which rays of light, heat, or other radiation, meet after being refracted or reflected. 3. Optics . a. the focal point of a lens. b. the focal length of a lens. c. the clear and sharply defined condition of an image. d.
the position of a viewed object or the adjustment of an optical device necessary to produce a clear image: in focus; out of focus. 4. Geometry . (of a conic section) a point having the property that the distances from any point on a curve to it and to a fixed line have a constant ratio for all points on the curve. 5. Geology . the point of origin of an earthquake. 6. Pathology . the primary center from which a disease develops or in which it localizes. –verb (used with object) 7. to bring to a focus or into focus: to focus the lens of a camera. 8. to concentrate: to focus one's thoughts. –verb (used without object) 9. to become focused. ]
Get an answer
Original conversation
User: what is eccentricity in earth science

User: define focus

Weegy: –noun 1. a central point, as of attraction, attention, or activity: The need to prevent a nuclear war became the focus of all diplomatic efforts. 2. Physics . [ a point at which rays of light, heat, or other radiation, meet after being refracted or reflected. 3. Optics . a. the focal point of a lens. b. the focal length of a lens. c. the clear and sharply defined condition of an image. d. the position of a viewed object or the adjustment of an optical device necessary to produce a clear image: in focus; out of focus. 4. Geometry . (of a conic section) a point having the property that the distances from any point on a curve to it and to a fixed line have a constant ratio for all points on the curve. 5. Geology . the point of origin of an earthquake. 6. Pathology . the primary center from which a disease develops or in which it localizes. –verb (used with object) 7. to bring to a focus or into focus: to focus the lens of a camera. 8. to concentrate: to focus one's thoughts. –verb (used without object) 9. to become focused. ]
Expert answered|debnjerry|Points 13048|



Question
Asked 5/19/2011 9:22:50 AM
0 Answers/Comments
New answers
Rating

There are no new answers.

Comments

There are no comments.

Add an answer or comment
Log in or sign up first.
Questions asked by the same visitor
definition of major axis
Weegy: The longer of the two lines about which an ellipse is symmetrical; the axis that passes through both focuses of an ellipse. (More)
Question
Expert Answered
Updated 4/26/2014 8:28:50 PM
0 Answers/Comments
define eccentricity
Weegy: odd behavior on the part of a person, as opposed to being "normal" User: what is eccentricity in earth science Weegy: A measure of the deviation of an elliptical path, especially an orbit, from a perfect circle. [ It is equal to the ratio of the distance between the foci of the ellipse to the length of the major axis of the ellipse (the distance between the two points farthest apart on the ellipse). Eccentricity ranges from zero (for a perfect circle) to values approaching 1 (highly elongated ellipses). ] (More)
Question
Expert Answered
Asked 5/19/2011 9:20:27 AM
0 Answers/Comments
what is the weather condition associated with a high pressure in term of temperature
Weegy: Tempearture: Higher than average temperatures during the day and below average overnight lows. (More)
Question
Expert Answered
Asked 5/19/2011 9:37:05 AM
0 Answers/Comments
what is the weather condition associated with a high pressure in term of temperature
Weegy: As the cold air sinks over a high pressure area from above, the temperatures are likely to be less.However,cloudless sky which normally prevails over the high pressure areas may somtimes lead to intense heating of the surface during daytime. [ Higher than average temperatures during the day and below average overnight lows. ] (More)
Question
Expert Answered
Asked 5/19/2011 9:38:42 AM
0 Answers/Comments
21,944,861 questions answered
Popular Conversations
The Dietary Guidelines for Americans include all of the following ...
Weegy: D. do not drink alcoho User: What components of a food label can help consumers compare the amounts of ...
8/29/2015 2:28:18 AM| 2 Answers
Why is Paine's use of aphorisms important in The Crisis No. ...
Weegy: C User: Read the quotation from The Crisis, No. 1, and then answer the question. “…the harder the conflict, ...
8/30/2015 4:35:59 PM| 2 Answers
Select the adverb clause from the sentence below. Unless there is ...
Weegy: Adverbs do not modify NOUN. User: Select the adverb clause from the sentence below. Wherever there have ...
8/30/2015 7:01:02 PM| 2 Answers
By creating international and national commissions to oversee atomic ...
Weegy: c. expand the development and research of atomic plants User: This was a U.S. policy proposed by George Kennan ...
8/30/2015 7:35:08 PM| 2 Answers
2. Given the formula K = LMN, what is the formula for M? A. ...
Weegy: A. M = K/LN User: 3. Solve this equation for A: A ÷ 2 = 4 A. 8 B. 4 C. 6 D. 2 Weegy: -6 + 3x = -9 ...
8/30/2015 8:24:13 PM| 2 Answers
Which of these religions is ...
8/29/2015 5:14:54 AM| 1 Answers
Weegy Stuff
S
P
C
L
P
L
1
P
P
1
P
1
P
L
P
R
Points 1314 [Total 11667]| Ratings 7| Comments 1244| Invitations 0|Offline
S
L
Points 798 [Total 1113]| Ratings 1| Comments 788| Invitations 0|Offline
S
1
L
L
Points 770 [Total 9238]| Ratings 3| Comments 730| Invitations 1|Online
S
L
L
P
1
Points 737 [Total 9310]| Ratings 2| Comments 717| Invitations 0|Offline
S
Points 541 [Total 767]| Ratings 1| Comments 531| Invitations 0|Offline
S
Points 242 [Total 250]| Ratings 0| Comments 242| Invitations 0|Offline
S
Points 224 [Total 224]| Ratings 3| Comments 194| Invitations 0|Offline
S
Points 214 [Total 533]| Ratings 1| Comments 204| Invitations 0|Offline
S
Points 189 [Total 266]| Ratings 0| Comments 189| Invitations 0|Offline
S
Points 144 [Total 175]| Ratings 0| Comments 144| Invitations 0|Offline
Home | Contact | Blog | About | Terms | Privacy | Social | ©2015 Purple Inc.