If phosphorus concentrations were to suddenly increase in a marine ecosystem, which of the following would likely occur?

A) no change in the rate of primary productivity

B) increased primary productivity

C) decreased primary productivity

Exit Which of the following is NOT a source of Earth's internal heat? a. mantle convection b. radioactive substances c. gravitational contraction d. past bombardment by asteroids

What is the most likely place a metamorphic rock might form?

Describe some ways whereby the atmosphere interacts with earth's hydrosphere, geosphere, and biosphere.

When the strength of the rock exceeded it suddenly breaks causing?

Which statement is true? A desert can form anywhere if rainfall decreases. A desert forms when rainfall decreases in a dry climate. Decreased rainfall is a result of a desert, not a cause of one. Rainfall is unrelated to the formation of a desert.

How can something as massive as the Pacific Plate move?

Describe the difference between surface water and groundwater. (Own words)

1. According to the lecture, we are currently in an ice age and have been for the last 2.8 million years. a. True b. False 2. According to the lecture, we are within an interglacial period today. a. True b. False 3.

Who is Nathaniel Greene

What is the difference between intensive farming and extensive farming?