The tip of a pinwheel is 0.24 m from the center. the pinwheel spins 5 times each second. what is the tangential speed of the tip of the pinwheel?
0.30 m/s
1.2 m/s
1.5 m/s
7.5 m/s

Which would not reduce the amount of green house gasses in the air

What are the applications of electromagnetic waves

Road users moving into your lane, brake lights, and abrupt changes in road surface are a. rare at night b. indicators of potential hazards c. not worth worrying about before you reach them d. no problem for experienced drivers