Which of the following is the best explanation for the growth of the plant in the diagram above? The plant is growing towards the light source.
There is not enough water in the soil to keep the plant's stem rigid.
The plant has been over watered and is beginning to fall.
Gravity is causing the plant stem to grow toward the ground.

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.

hydrogen is a compound or a single element and a element is a pure substence that cannot be separated into simpler subtances

clorine is a compound its a chemical substance that forms when two or more different elements combine

so both hydrogen and clorine are compounds