The sun keeps all of the planets orbiting it because
a)the law of universal gravitation states that an increase in mass causes an increase in gravitational force
b)the law of ellipses states that the planets orbit the sun in circular patterns
c) the law of harmonies states that the motion of the planets will not stop unless an outside force is applied
d) the law of equal areas states that planets sweep equal areas in equal periods of time around the sun

Imagine you are standing in the antarctic during the southern hemisphere summer. the sky is clear and blue. there are no clouds in the sky. your shadow is cast on the icy ground. what is the color of the shadow?

What is a possible result of higher air temperature caused by global warming

Asubject in a clinical research trial experiences a serious, unanticipated adverse drug experience. how should the investigator proceed, with respect to the irb, after the discovery of the adverse event occurrence? a. do not report the adverse drug experience to the irb since it is a common adverse experience.b. report the adverse drug experience to the irb only if there are several other occurrences.c. report the adverse drug experience as part of the continuing review report.d. report the adverse drug experience in a timely manner, in keeping with the irb's policies and procedures, using the forms or the mechanism provided by the irb.