If a spring stores 5 J of energy when it's compressed by 0.5 m, what is the spring constant of the spring?

Which type of microscope would allow the viewer to see ribosomes inside a cell?

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.

Which of the following is the best name for mgcl2