Which of these things travel using waves 1. Light
2. Soumd
3. Earthquakes
4. All of these ​

Which statement is the best summary of the model? a-a series of aerobic and anaerobic reactions take place in cells b- the sun's energy moves through trophic levels in a food chain c-light energy is converted into stored chemical energy plants.d- food molecules are broken down in the cells if living things.

This is collection of data made by comparing objects in standard units. in science, the units are metric.

Which of the following would involve looking at different structures of organisms and comparing how similar they are? a. vestigial structuresb. radiometric datingc. homologous structures