Which term refers to all the parts of a particular environment? Species Ecosystem Population Organism

What does Wien's Law state in terms of temperature and wavelength?

Top five economies by GDP

How tall is the Eiffel Tower in metres?

As a result of a mountainous terrain, all of the following occurred except: A independent Greek city-states arose B large empires developed C trade and outdoor markets developed D outdoor civic life flourished

Under Catherine the Great, what items expanded or improved? Question options: expanded the Russian empire freed the serfs improved the education system encouraged greater diversity in Russian architecture

When was school invented

The mid-atlantic ridge and the east pacific rise are examples of

Why is cattle the biggest raid for the global warming?

Where on the Earth would you have to be for the celestial equator to be perpendicular (make a 90 degree angle) to your horizon?

What is the world population