A 27N force is applied to a 2.8kg mass on level ground. If a 10N frictional force is present between the surface and the object, what is the magnitude of the acceleration of the object?

Alexander calder's mobiles are an example of motion because it uses forces of wind and water.

Atown is considering building a biodiesel power plant that would burn biomass to generate electricity. which of the following correctly lists an advantage and a disadvantage of this project?

8. why do radio telescopes convert radio waves (analog signals) to electrical (digital) signals for analysis? (hint: what did the article say about the advantages of digital signals? )