In an h-r diagram, where can you see the spectral type of a star (whether it is an o type star or a g type star, for example)?.

You carry a 7.0-kg bag of groceries 1.2 m above the ground at constant speed across a 2.7m room. how much work do you do on the bag in the process? (a) 157j (b) 0.00j (c) 185j (d) 82j

Mike walks 100 meter north, then walks 30 meters south. after this, he walks another 10 meters north. what is the magnitude of his total displacement during this walk,in meters?

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.