Elements with atomic numbers above 95 are called elements

Which of the following is not a transverse wave? a) soundb) lightc) radiod) all of thesee) none of these

Acar travels in reverse. it covers 150 meters in 12 seconds what is the velocity of the car what is the speed of the car

On a mild saturday morning while people are working inside, the furnace keeps the temperature inside the building at 23degreesc. at noon the furnace is turned off, and the people go home. the temperature outside is a constant 16degreesc for the rest of the afternoon. if the time constant for the building is 3 hr, when will the temperature inside the building reach 18degreesc? if some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 18degreesc?