Which of the following can be used to determine the compostion of a star?

a. line spectra

b. blackbody spectrum

c. the star's magnetic field

d. light from sunspots

What is subsistence agriculture, and why does it often result in poverty?

What is sinking of rock layers

How has the invention of the Internet most affected cultural diffusion? A. It has made the process more expensive. B. It has made the process faster. C. It has made the process less common. D. It has made the process more difficult.

What changed Boston's harbor?

What is the difference between a guyot and a seamount

Where do Earth's convection currents occur?

What physical process could geographers track with an arrow on a flow - line thematic map?

The driving distance between Houston and Tallahassee along Interstate 10 is about 720 miles about how long would it take to drive that distance at 60 miles per hour

1. which elements of the description refer to the specific landscape culturally shaped by Angkor wat? a the bas-reliefs. b. Mount Meru c. the 5km-long moat

Pieces of bedrock from canada, north of lake superior, are spread across large areas of wisconsin and minnesota in the us, even though lake superior sits between the canadian source of the rocks and the us places that the rocks now are.