Which Earth sphere does the following image most clearly represent? Options:
Cryosphere

Atmosphere

Hydrosphere

Geosphere

Which of the following is defined as combinations of soil particles that vary in size and shape?

Why is the huronian supergroup rock formation particularly interesting to scientists? because it looks like a cross-section of a giant, stone encyclopedia because it formed during the period when oxygen began to accumulate in the atmosphere because it contains unusually large amounts of oxygen and sulfur because it dramatically altered the planet's development when it first formed

Who developed the theory of plate tectonics?