Which of these materials is not magnetic?'
*
Cobalt
Iron
Copper
Stainless Steel

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f

Examine the nuclear reacti why is this classified as a nuclear reaction rather than a chemical reaction? it is not balanced. a new compound is formed. a change has occurred in a nucleus. a new element has been formed.

Identify the theory that can be used to explain each phenomenon. answers diffraction: wave theory interference: wave theory reflection: both particle and wave theories refraction: both particle and wave theories