Greta is writing a paper on near-earth objects for her science class. she collected the information shown in the table, but she forgot to label each object. based on the data, what is space object b?

space object a space object b
composition rocks and some metals mostly ice
orbital period 3 to 6 years 3.3 to 70,000 years

an asteroid
a comet
a meteor
a meteorite

Use your vocabulary words to complete the sentences below. more of the world's population is now concentrated in heavily populated urban areas known as a this is quite a contrast from the past when or native groups were either farmers or — hunters and gatherers who moved between places in search of food. advanced technology has led to the integration of world economics and cultures, in the world's more developed countries. this integration requires , the responsible use and management of natural resources.

Plants can have a positive and negative effect on the rate of weathering

Lomexico, central america, and the caribbean: mastery testselect the correct answer.which of the following was the leading cause of death among native americans after the arrival of europeans? a.conquistadorsb.diseasec.starvationd. warreset