Jane with a weight of 637.65 n accerlerates at a constant acceleration . the net horizontal force is 130 n. her current velocity is 6 m/s. 1) what is her body mass
2) what is her accleration
3) what is her velocity after 2 seconds
4) what is the horizontal distance she travels in these 2 seconds ?

The lid of a pressure cooker forms a nearly airtight seal. steam builds up pressure and increases temperature within the pressure cooker so that food cooks faster than it does in an ordinary pot. the system is defined as the pressure cooker and the water and steam within it. if 2.0 g of water is sealed in a pressure cooker and then vaporized by heating, and 5655 j must be added as heat to completely vaporize the water, what is the change in the system’s internal energy? answer in units of j.