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1. ### what does: center of rotation mean- (in mathematics)??

...different points move with different velocities. The center of rotation is the point that has zero velocity. This point may be a permanent...

2 Answers · Science & Mathematics · 09/01/2008

2. ### Ok say there was a planet half the size of earth and half the mass of earth, but it's rotation was the same..?

... simple math there (once you understand equations for gravitational attraction). Rotation is irrelevant in regard to gravity. It could spin ten times ...

14 Answers · Science & Mathematics · 24/01/2008

3. ### what is the rate of rotation of the sun?

...solid body, and it doesn't rotate like one. The equator makes a full rotation every 28 days; the poles, every 32 days. It's ...

3 Answers · Science & Mathematics · 13/01/2009

4. ### How can I decide the rotation of a vector if it is Clock Wise or Counter Clock Wise?

See the dial of a clock. The clock wise rotation is in the same direction and is known as Dextro rotation...

2 Answers · Science & Mathematics · 08/02/2018

5. ### what is the order of symmetrical rotation of a square?

The order of symmetrical rotation of a square is 4. How many different angles, between 0 and 360...

1 Answers · Science & Mathematics · 31/01/2010

6. ### What is the best trajectory and rotation for a catapult?

Depends on what you mean by "best" and "rotation." The greatest range (for a given launch velocity) is...

1 Answers · Science & Mathematics · 18/04/2017

7. ### How long does it take Earth, spinning on its axis, to complete one full rotation?

One full rotation RELATIVE TO THE STARS is 23 hr, 56 min, 3s. One full rotation RELATIVE TO THE SUN is 24 hours.

3 Answers · Science & Mathematics · 30/04/2010

8. ### Find the image of a point (x,y) under a rotation by an angle (theta) about (a,b) counterclockwise?

...y-B) sinΘ, (x-a) sinΘ + (y-b) cos Θ) ) The rotation matrix (see source) for rotation by angle Θ about the origin is cosΘ...

1 Answers · Science & Mathematics · 16/01/2014

9. ### Do you consider the 1990's Atlanta Braves pitching rotation of Galvine, Maddux, Smoltz the best?

..., Glavine, and Maddux is one of the greatest rotations every put together over an extended period of time. Avery played...

13 Answers · Sports · 20/04/2009

10. ### What is the rotation of the Milky Way Galaxy?

Like this: http://upload.wikimedia.org/wikipedia/commons/7/77/Rotation_curve_%28Milky_Way%29.JPG This is the velocity...

4 Answers · Science & Mathematics · 13/03/2010