Mass is the amount of matter in an object while weight is how hard gravity is pulling on you. You're mass will always be the same while you're weight will change depending on where you are
What is the difference between mass and weight?
300
A meter is about the same size as a yard
Approximately, how long is a meter?
400
Density
What is mass divided by volume?
400
A kilometer is about the same size as a mile
approximately, how long is a kilometer?
500
No, the metric system developed in France
True or false. Did the metric system develop in Untied Kingdom?