Use the formula below to solve the given problem. in the formula, d
represents the distance an object falls, in feet, and i represents the time that
an object falls, in seconds. do not include units in your answer.
a penny is dropped from the top of a building and takes 5 seconds to fall to
the ground. what is the height of the building?
answer here

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?

Which best describes what forms in nuclear fission? a. two smaller, more stable nucleib. two larger, less stable nucleic. one smaller, less stable nucleusd. one larger, more stable nucleus

Wavelength of 125 meters is moving at a speed of 10 m/s. what is it's frequency?