Which best describes what occurs when an object takes in a wave as the wave hits it?

A: transmission
B: absorption
C: reflection
D: refraction

Determine the amount of work done when a crane lifts a 100-n block form 2m above the ground to 6m above the ground

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?