A wave velocity is 20 m/sec with a wavelength of 40 M what is its frequency

The dot diagram represents the motion of the motorcycle as it moves from left to right

What is the name for the remnant of an asymptotic giant that has lost its shells? black dwarf white dwarf yellow giant black hole

Which magnetic property best describes a magnet’s ability to act at a distance? magnets are dipolar. magnets attract only certain objects. magnets have magnetic fields. magnets can transfer their properties to certain materials.