An 8 kg box is being pulled by a horizontal force of 55 N. If it accelerates at a rate of 1.2 m/s^2 then determine the coefficient of kinetic friction between the box and the floor.

What happens in a global convection cell

Which object is most likely represented by a dot?

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water