Provide a well-written hypothesis that can explore the function of the counterweight in a trebuchet.

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.

Sort the images based on whether there's a force of attraction or repulsion between the magnets shown. attraction repulsion

Which component of the earth’s atmosphere is decreased due to photosynthesis?