A ball moving horizontally across my desk rolls off at a velocity of 3.3 m/s. Assuming my desk is a height of 0.81 m, how long will the ball be in the air? Answer in units of seconds. Assume acceleration due to gravity is -9.81 m/s^2

Apossible long term health effects of stress would be work

The radiation of the fire causes the saucepan to heat up. the conduction of the saucepan then to distribute the heat over the saucepan and to give heat to the water. the convection of the water distributing the heat within the water, till all the water is boiling