How many major tectonic plates have scientists identified

Which of the following minerals can be scratched with a fingernail? talc diamond topaz quartz

What characteristics applied to individuals who are known as a "Renaissance Man" or "Renaissance Woman"?

Why was the kennedy space center first created? A) for unmanned space missions B) for missions to mars C) for the moon missions D) for research of the ozone

If seasons in the two hemispheres are opposite - how does this support the claim that Earth's seasons are NOT caused by Earth's changing distance from the Sun.

Is this true or false the temperature at which a substance melts is the same as the temperature at which it changes from a liquid to a gas

Earth is a closed system. that means the amount of rocks, metals, carbon, nitrogen, oxygen, and water on earth ___. so it is essential that bio geochemical cycles __ these materials as they move through earths subsystems A: remains constant.

What are the percentages of the large near Earth asteroids that we have found so far?

Name the lines of latitude that are labeled north of the equator what would be the next label after 75 degrees north

Why did the ancient Chinese believe that they were the center of the universe? O The arrival of traders from other lands made them an important civilization. O The people of ancient China lacked a basic education in world geography.

Distance that the transcontinental railroad covered from Omaha to San Francisco.