Two people are standing on rollerskates. One is more massive than the other. They push against each other and move away. How do their velocities compare?
O a. they move at the same speed
O b. the more massive person moves faster
O c. The more massive person moves slower
O d. the less massive person moves slower

Picture a all traveling at a constant speed around the inside of a circular structure. is the ball accelerating? explain your answer

The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.

The charge on an electron is 1.60218 × 10−19 c and its mass is 9.10939 × 10−31 kg. how strong a magnetic field must be experienced by the electron if its path is a circle of radius 5.5 cm? answer in units of t.