Please I need this answered right away.

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?

Aloop of wire is in a magnetic field such that its axis is parallel with the field direction. which of the following would result in an induced emf in the loop? choose all that apply. a loop of wire is in a magnetic field such that its axis is parallel with the field direction. which of the following would result in an induced emf in the loop? choose all that apply. moving the loop outside of the magnetic field region. spin the loop such that its axis does not consistently line up with the magnetic field direction. change the magnitude of the magnetic field. change the diameter of the loop

2. circled insects have mutations, or changes to their dna. how many of the offspring insects in this generation have mutations?