This photograph shows a person using a type of wave technology, Which need or want does this technology meet?
O A. It allows people to see very distant objects clearly.
O B. It allows people to check their sense of touch.
Ο Ο Ο
C. It allows people to check their eyesight.
O D. It allows people to see very small objects clearly

halogen, any of the six nonmetallic elements that constitute group 17 (group viia) of the periodic table. the halogen elements are fluorine (f), chlorine (cl), bromine (br), iodine (i), astatine (at), and tennessine (ts).

yes

no

blue is scattered more than other colors because it travels as shorter, smaller waves. this is why we see a blue sky most of the time.