electricity costs 10p per kWh. At the start of the last month, Electricity meter reading was 5000 kWh, at the end of the month it was 5200 kWh, calculate the cost of the electricity bill last month.

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

Aphysical change is a change in the size, shape,, or stafe of matter true or false

Assume that a person skiing high in the mountains at an altitude of h = 15100 ft takes in the same volume of air with each breath as she does while walking at sea level. determine the ratio of the mass of oxygen inhaled for each breath at this high altitude compared to that at sea level. assume that the air composition (i.e. % of air that is oxygen) is the same at sea level as it is at 15100 ft.