How much work is done on a 80 N crate that you can carry horizontally across 2m room? 1) 1 j because horizontal
2) 2 j because horizontal
3) 0 j because horizontal
4) none of those

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies.

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

If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c