You are pushing a 30kg wooden crate across the floor the force of sliding friction on the crate is 90N how much force must you exert on the crate to keep it moving with a constant velocity

In order for the bug to fly through the air a force has to push the bug forward. identify this force. how does the bug produce

Which notation is used to represent an alpha particle? a. b. c. d.

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.