Abowling ball of mass 9.5kg and diameter 14cm rolls without slipping down a 6-m bowling lane with a constant speed 5.6 m/s. a) through what angle does the bowling ball turn as it travels the length of the lane.
b) what is the speed of the bowling ball?
c) calculate the maximum radial acceleration that a point on the surface of the bowling ball could have.
d) calculate the tangential acceleration of a point on the surface of the bowling ball.

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?

If two students are running down the hall toward each other, trying to get to class, and they have the same mass and acceleration, what will happen when they collide? will their forces cancel out or will each one experience a reaction?

You can watch static electricity in action by rubbing an inflated balloon against your hair. your hair will actually stand on its end! it does this because each hair becomes charged, and they all repel one another.