33. venus's circular velocity is 35.03 km/s, and its orbital radius is 1.082 x 108 km. use this information to calculate the mass of the sun.

Based on the concept of the wave-like nature of light, huygens' theory of light postulates that the more light was "bent" by a substance the slower it would move while traversing across that substance. a) deflection b) interference c) refraction d) resonance

Astone weighing 1.5 kilograms is resting on a rock at a height of 20 meters above the ground. the stone rolls down 10 meters and comes to rest on a patch of moss. the gravitational potential energy of the stone on the moss is joules.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine