I think you can just sub the values in? unless the qn is asking for smth else?
Answer:
D lower energy waves is most likely the safest if one is exposed to.
Answer:
1➡️ this is the method of decomposition
2➡️ H2 and O2
3➡️ b
sorry if I am wrong
Answer:
the branch of science concerned with the nature and properties of matter and energy. The subject matter of physics, distinguished from that of chemistry and biology, includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms.
C. Gamma rays have more energy than infrared rays