The diagram shows both a chemical change and a physical change. water
hydrogen + oxygen
gas
gas
liquid
Which statement is supported by the diagram? Choose the correct answer.
A. Compounds can have different properties than the elements that make up the compound.
B. Atoms of most elements become less stable when they bind to form compounds.
C. Compounds can most easily form between elements that have full outer energy levels.
D. Two elements will always combine in the same ratios when they react to form a compound.

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?

What is the function of the root cap? a. extra-absorbent cells in the root cap absorb more water and nutrients b. protect the meristematic area of the stem c. contains sensors for sunlight d. increases surface area of the root

How do water’s relative densities as a solid and a liquid differ from that of most other substances? water’s solid and liquid forms have different densities, while most other substances have solid and liquid forms with similar densities. water’s solid and liquid forms have similar densities, while most other substances have solid and liquid forms with different densities. water’s liquid form is less dense than its solid form, while the opposite is true of most other substances. water’s solid form is less dense than its liquid form, while the opposite is true of most other substances.