What is the mass of a truck if it is accelerating at a rate of 5 m/s2 and hits a parked car with a force of 14.000 newtons ?

An air bubble of volume 20 cm³ is at the bottom of a lake 40 m deep, where the temperature is 4.0°c. the bubble rises to the surface, which is at a temperature of 20°c. take the temperature of the bubble’s air to be the same as that of the surrounding water. just as the bubble reaches the surface, what is its volume?

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

Erosion of the beach is normally a slow process. however, in certain situations, large chunks of shore may wash out to sea. what could cause this to happen?