Question 1 of 10 A wave traveling through air meets an object and passes through it with no
change in speed, energy, or direction. Which statement best describes what
has happened to the wave?
O A. The wave was absorbed by the object.
O B. The object's surface reflected the wave.
O C. The object caused the wave to refract.
O D. The wave was transmitted through the object.
SUBMIT

Which of the following would have less momentum than a 52 kg cheetah running at 10 m/s?

Why are people not able to skip a dive to the deepest part of the ocean

Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.