How does a theory differ from a theory

Both of those terms are widely used in higher education, particularly in the sciences.  Their technical definitions, as well as their common underlying meanings, are precisely identical.  So you can use either one without any fear of being corrected or misunderstood.

b.transmitters send radio waves, and receivers capture radio waves.

hi,

what occurs during a solar eclipse?

there are small tides across earth.

the moon is between earth and the sun.

p.s. im not sure if the first answer is correct because during a solar ecliphse there are spring tides and i dont know if they are the same.