Based on its location in the periodic table, we know that ALL BUT one property applies to the element radon. Which property does not apply to radon?

A) synthetic
B) radioactive
C) nonreactive
D) gas at room temperature

Which of the following describes something an engineer would probably do first when developing new technology meant to reduce ocean pollution? o a. evaluate the benefits and challenges of using certain chemicals to purify water. o b. research new scientific findings in regard to ocean cleanup. o c. identify the need to reduce ocean pollution. o d. research what has been done in the past to clean up oceanic oil residue.

Within a pendulum, as potential energy decreases, energy increases. a. heat b. kinetic c. frictional d. gravitational

Give an example in which the electrical energy changes to light energy