Answer:B
Explanation:
Because chemical energy fuels your body with energy so without it u wont have enough energy to move.
A Framework for K–12 Science Education: Practices, Crosscutting Concepts, and Core Ideas (Framework) recommends science education in grades K–12 be built around three major dimensions: science and engineering practices, crosscutting concepts that unify the study of science and engineering through their common application across fields, and core ideas in the major disciplines of natural science.
That waves travel faster than the wave lenght!
