Corey's Christmas tree ornament is falling to the floor. Diagram A shows a box with a downward arrow. Diagram B shows a box with an upward arrow. Diagram C shows a box with a downward and upward arrow equal in size. Diagram D shows a box with a downward and upward arrow with the downward arrow larger in size.

Which free-body represents Corey's tree ornament? You may neglect the effects of air resistance.

The step-down transformer gives a current of 10a at 24v if the primary voltage is 240v calculate the 1_primary current 2_the power input 3_the power output

Asher cycles 12 miles in 16 hours. what is his speed?

You are a sales representative for a company that makes a new alternate fuel for vehicles. you have prepared a presentation for the environmental engineers to sell your new product. what question do you expect the audience to ask regarding whether the new fuel will cause less damage to the environment? a. do we have to change any parts of the vehicle to use this alternate fuel? b. will the vehicles get better fuel mileage with the alternate fuel? c. how much greenhouse gas does your fuel produce compared with current fuel sources? d. is the alternate fuel more expensive than fossil fuel?