Physics, 12.02.2021 19:10 chambersjamal05
Why is magnetism an example of a force?
1. Magnetic fields can push or pull objects.
2. Magnets can hold materials in place.
3. Magnetic fields are created by moving electrons.
4. Electrical fields can be attractive or repulsive.
Answers: 2
Physics, 22.06.2019 05:50, lola5683
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: 2
Physics, 22.06.2019 18:30, Kittylover65
Blood pressure the total amount of blood the heart pumps in one minute 2. cardiac output the number of times your heart beats in a minute 3. dilate the amount of blood that the heart can pump in a single beat 4. heart rate the force exerted on the walls of the blood vessels by the blood that moves through them 5. stroke volume to widen or get larger in size
Answers: 3
Physics, 22.06.2019 22:30, allysoftball4878
Use the illustration to describe how the electromagnetic spectrum changes as its frequency moves from radio waves to higher energy gamma waves in terms of wavelength and amplitude.
Answers: 1
Why is magnetism an example of a force?
1. Magnetic fields can push or pull objects.
2...
2...
Mathematics, 09.10.2019 19:50
Mathematics, 09.10.2019 19:50