Why is a claim supported by a great variety of data more trustworthy than a claim made by an individual person?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false

How do i turn 2 s into one in the products