Biologist estimate how long ago species separated from a common ancestor using a technique called. Answers: 1. a molecular clock 2. Radiometric dating 3. relative dating 4. stratipraghy

You read a weather report that states that for a specific date, the normal (norm) high temperature is 70deg F. In this case, the 70deg norm represents the average of all high temperatures for that date taken over a 30 year period. a. True b. False

15. A star has evolved from a red giant into a white dwarf. As a white dwarf, the star is very hot and dim. Where would this star be located on the H-R diagram that is shown above? a. Transitioning from region D to region C b. In region B. C.

This major body of salt water is 800 miles east of Nairobi, Kenya?

What are the effects of a volcano? Which is the most dangerous?

People invented flat maps because globes cannot show A) names and continents B) shapes of continents. C) enough detail D) distance between continents

Where is mt. kilimanjaro?

The primary purpose of Bretton woods conference was to

What was the World Trade Organization decision in 2006 related to genetically modified crops? Individual countries had the right to determine if they were going to allow genetically modified crops to come into their country.

12 out of 50 seventh graders said they would be willing to pay between $21-$30 dollars for a class trip. If there are 350 students in seventh grade, about how many would go oh the trip if it cost $30?

If a population is growing quickly in a small area then what must increase as well