Gravity is the force by which a planet or other body draws objects toward its center. the force of gravity keeps all of the planets in orbit around the sun. what does the force of gravity depend on?

Explain how scientists use geologic time to determine the age of landforms.

How does the carbon cycle involve an exchange of carbon

Scientists are conducting a study on the effectiveness of a new drug on memory loss. they are giving some of the test subjects the new drug to find out if it improves their long-term memory. which are possible limitations of this study? check all that apply. a) test subjects may want to participate in additional experiments. b) test subjects may think they should be paid more. c) test subjects may get bored and want to quit early. d) test subjects may have to travel during the experiment. e) test subjects may have full-time jobs. this is multiple choice. you for the !