Most of earth's atmosphere is composed of which of the following two gases

methane and argon

nitrogen and carbon dioxide

carbon dioxide and oxygen

nitrogren and oxygen

The First Amendment of the Constitution grants the following personal rights that were promised before its ratification. A. freedom of speech & religion B. freedom to riot & loot C. freedom to slander D. freedom to sleep late

How climate change affects your friends job

How is the density of an object calculated? A. dividing the object's mass by its volume B. dividing the object's volume by its mass C. multiplying the object's mass and volume D. multiplying the object's volume and weight

Arsenic contamination of groundwater in the U. S., China, and many other countries comes from: Select one: a. nuclear power plants. b. municipal wastewater. c. agricultural runoff. d. weathering of bedrock and sediments e. septic systems.

An unconformity is found in a geologic cross section. what does this indicate happened in this area? deformation erosion an earthquake deposition

Which of the following peninsulas are in southwest asia

How do heat and landforms affect our weather?

Which conclusion explains Africa's economic and government problems after independence

Why did the French Revolution lead to war with other nations?

Eight pounds of potatoes cost $4.72 how much will 30 pounds cost