IB+MYP+MASS,+WEIGHT+and+DENSITY

Mass, Weight from the previous year

**Mass vs Weight**
p What is mass? How do we measure it? p What is weight? How do we measure it? p What is the relationship between mass and weight? p What is the gravitational force? p What are the units of gravitational force? p Is gravitational force on earth the same everywhere? Weight = Mass X Gravity

How much do you teach on other planets?

Density
p What is meant by density of an object? p How do we calculate the density of an object? p Why do objects float? p What ’ s so special about the dead sea? Investigation on Density