The volume change of the liquid is the same in a narrow tube and a wide tube. Explain why it is easier to observe this change in volume using a narrow tube than using
wide tube.

Which statement best explains why an object weight less on mercury than it does on earth

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?