In which of the following materials is the velocity of light greatest?

Which of the following represents the chemical reaction of hydrazine and hydrogen peroxide to produce nitrogen and water? a. nitrogen + hydrogen peroxide → hydrazine + water b. nitrogen + water → hydrazine + hydrogen peroxide c. hydrazine + hydrogen peroxide → nitrogen + water d. water + hydrogen peroxide → nitrogen + hydrazine

Explain how scientists use geologic time to determine the age of landforms.

Consider the venn diagram of plant reproduction. where in this image, areas a - d, would you insert the picture of the orange lily?