Examlex
The event horizon marks the boundary within which the density is roughly the same as that of the atomic nucleus.
Pawl
A mechanical component that engages with another component to prevent motion in one direction, or to drive a mechanism intermittently.
Center
The point that is equally distant from all points on the circumference of a circle or the surface of a sphere; in geometry, it's the midpoint of any shape or object.
Balancing Point
The point at which an object is in perfect equilibrium under the influence of gravity and does not tip or rotate.
Lever
A rigid bar resting on a pivot point (fulcrum), used to transmit force and movement, exemplifying the principle of mechanical advantage.
Q2: How does the rotation curve method differ
Q3: CO observations of the galaxy reveal<br>A) the
Q22: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)(-8, -2), (-2,
Q24: Galactic cannibalism refers to<br>A) binary galaxies.<br>B) the
Q30: If the stars at the turnoff point
Q32: If energy is carried by the bulk
Q38: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8306/.jpg" alt=" A)
Q39: Spiral tracers tend to be old, luminous
Q41: Tita is smaller in mass and somewhat
Q70: Pulsars rotations are believed to slow down