An object 2.2 kg object accelerates at 5.0 m/s^2. What is the mass of the object?

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3

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

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?