The reliable paleoclimate record from the Antarctic and Greenland ice cores provides information back to approximately years ago. A. 65 million

How long does it take neptune to orbit the sun?

Simple astronomical telescope the objective lens has a focal length of 75 cm and that of a piece of 5cm of the lenses are 18 cm apart when will be final image of a distant object before

Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory