Quick answer: Mass is the amount of matter in an object, measured in kilograms, and it never changes. This grade 7 science quiz checks weight and mass with 10 multiple-choice questions and instant feedback; every answer comes with a short explanation.
This weight and mass quiz for grade 7 science has quick multiple-choice questions with instant feedback. Need a refresher first? Read the lesson or do the worksheet on weight and mass.
Ten quick multiple-choice questions on mass, weight and gravity. Choose one answer for each question, then read the explanation to understand the right answer and the common mistake.