Lunar eclipses happen when the . moon passes between the Earth and the sun
Earth passes between the sun and the moon
sun passes between the Earth and the moon

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

Observations show that interstellar clouds can have almost any shape and

Identify the arrows that represent the process of cooling..