A class is performing an experiment to keep an ice cube solid as long as possible.
Which student's actions could be a source of error in this experiment?

A. Carey put the ice cube in cold water and recorded the temperature
every 2 minutes as the ice cube melted.
B. Angelina waited until the next day to observe the ice cube and
record how long it took to melt.
C. Jody outlined the ice cube to measure it before it started to melt.
D. Jerrie wrapped the ice cube loosely in several layers of cotton and
aluminum foil.

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

What is a good example of instantaneous 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?