When it reacts with another element, an oxygen atom gains two electrons. What is the resulting particle?
A. An ion with a negative charge
B. An ion with no charge
C. An isotope with no charge
D. An ion with a positive charge

Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?