How is velocity different than speed?
-velocity is how fast something is moving at one specific moment. example: you can run on a treadmill
at 10 mph.
-velocity is speed with direction. example: you can run outside at 10 mph north.
- velocity is how fast something speeds up and slows down.
-velocity is a measurement of distance.

The number of passengers who arrive at the platform of a subway station for the 10 am train is a random variable with a mean of 120 and a variance of 16. find the lower bound of the probability that there will be between 100 and 140 passengers (round off to second decimal place).

The electric potential v is constant everywhere within a certain region of space. which statement below is true? the choices are: the electric field is also constant (but not zero) within the region. a charged particle placed within the region will experience an electric force. the electric field is zero everywhere within the region. the electric field varies from place to place within the region.

Describe cytokinesis in plants and animals. in animals: in plants.