You drive 6.00 km at 50.0 km/h and then another 6.00 km at 90.0 km/h. Your average speed over the 12.0 km drive will be

co2reflects heat radiation back to earth buning coal and oil emits co2 globe warms

the higher the current the higher the mag field around it the higher the influence on the compass

= initial pressure

= final pressure = 2

= initial volume

= final volume = /4

= initial temperature = 20 c = 20 + 273 = 293 k

= final temperature = ?

using the equation