Jak wpłynie na czas oczekiwania na pierwsze ogrzanie wody (pytanie 1) zwiększenie mocy grzałki do 9kW?
daje naj

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

The material that keeps its new shape after it is stretched is called?