As you run , your feet push on the ground with a force 500N . The ground pushes back on your feet with a force of 500N . (Please I need help and it’s a test )

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

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.

When measuring volume, why is it important to use the correct tools and units to attain the greatest accuracy? use specific examples from the lab to support your answer. (5 points)