4. A labourer on a building site is heavy concrete blocks onto a lorry. ughter blocks are now lifted the same distance in the same time
What happens to the work done in lifting each block and the power exerted by the labourer?

Asmall object with mass 0.200 kg swings back and forth on the lower end of a light rope that is 3.00 m long. the upper end of the rope is attached to the ceiling. as the object swings through its lowest position, where the rope is vertical, the speed of the object is 5.80 m/s. at this point in the motion, what is the tension in the rope? (use g = 9.80 m/s2.)

What is an aquifer for science class

In which type of system is power held solely by the central government and not shared with regional governments? group of answer choices federal unitary confederate oligarchic