1. A sprinter runs at a forward velocity of 11.9m/s. If the sprinter has a mass of 77.4kg, what is the sprinter’s kinetic energy? 2. A car having a mass of 654kg has a kinetic energy of 73,700J. What is the car’s speed?

3. A rock is rolling down a hill with a velocity of 4.67m/s. It has a kinetic energy of 18,900J. What is the mass of the rock?

4. Calculate the kinetic energy of an airliner with a mass of 7,600kg that is flying at a speed of 147m/s.

plz help as this will help my grade

What is the difference between the conducting zone and the respiratory zone of the respiratory system? the conducting zone is a series of cavities and tubes that move air to the respiratory zone where gases exchange with the bloodstream. the conducting zone exchanges gases between the lungs and the alveoli and the respiratory zone is a series of cavities and tubes that move air to the conducting zone. the conducting zone moves oxygen into the cells and the respiratory zone takes carbon dioxide away from the cells. the conducting zone moves oxygen into the bloodstream and the respiratory zone takes carbon dioxide away from the bloodstream.

Drag each label to the correct location on the table. each label can be used more than once. decide whether each statement describes saturated fat, unsaturated fat, or both saturated and unsaturated fats.

What is the surface temperature of the ocean where hurricanes form? greater than 80 celsius approximately 27 celsius at least 76 celsius less than 10.5 celsius