Are there any options??
I would have to say metal of course but without options I can't assume anything
Um you should putting it in a object that it can fill then go from there
<span>` You can consider T to be in units of seconds/step. Frequency is the inverse of period, so
1/T = frequency and has units of steps per second. There will be 60 times as many steps in a minute.</span>
Fist one is a cylinder
the second, i believe is a sphere
the third is a rectangular prism
and the last is the same as the first, a cylinder
People, and cars
is the right answer!!!!!!!!!!!!!!!!!!!!!!!!!!