Solve (6 x 10^7) / (3 x 10^6) 2 x 10^-1 2 x 10^7 2 x 10^6 2 x 10^1

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

Reaction rate depends on how many molecules are coming into contact with each other with enough energy to react. increasing the temperature of the reactants will increase -

Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas