What is the velocity of a car that traveled a total of 75km north in 1.5 hours

What happens to the composition of an atom to cause it to become positively or negatively charged?

Many colleges review students’ scores on the _ or _ before deciding whether to offer them admission.

Which of the following best describes the difference between “autobiography” and “memoir”? a. autobiography is written about the author's own interpretation of events; memoir is a written interpretation of events. b. memoir covers a particular time in the writer’s life or recounts life events around one or two themes; autobiography covers the entire story of the author's life and has multiple themes. c. autobiography covers the entire story of the writer's life and has multiple themes; memoir is a shorter written work with one theme. d. autobiography covers entire story of the writer's life and has multiple themes; memoir is the writer’s random memories about past experiences.