Physics, 02.10.2021 22:00 isabelleecurtis
Select all of the statements that correctly describe mechanical waves.
A. They can change speed.
B. Microwaves are an example of them.
C. They can travel through air and water.
D. Ocean waves are an example of them.
E. They can travel through a complete vacuum.
F. They can travel faster than the speed of light.
Answers: 3
Physics, 22.06.2019 07:00, lilpeepxliltracy
Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?
Answers: 1
Physics, 22.06.2019 17:00, marchellepenuliar
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.
Answers: 3
Physics, 22.06.2019 22:00, kelsea86
The pilot of a helicopter hovers at an altitude of 1200 feet over a park. the angle of depression to the base of a statue is 17 degrees. the angle of depression to the nearest park exit, in line with the statue, is 14 degrees. to the nearest foot, what is the distance from the statue to the exit?
Answers: 1
Select all of the statements that correctly describe mechanical waves.
A. They can change speed.
Mathematics, 07.08.2021 04:10