Adisk with a c value of 1/2, a mass of 4 kg, and radius of 0.52 meters, rolls without slipping down an incline with has a length of 7 meters and angle of 30 degrees. at the top of the incline the disk is spinning at 23 rad/s. how fast is the disk moving (the center of mass) at the bottom of the incline in m/s?

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.

Match these items. 1. coulombs __force 2. ohms __emf 3. centimeters __resistance 4. newtons __charge 5. volts __length