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IAS and Science Revision G6

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  • What is the difference between mass and weight?
    Mass is the amount of matter in a material, while weight is a measure of how the force of gravity acts upon that mass.
  • What are some issues the world is facing today?
    Environmental issues (pollution), wars, discrimination, terrorism, human rights being violated..
  • What are some consequences of deforestation?
    Disturbance to the water cycle, environmental (air pollution), loss of homes...
  • List some examples of human achievement.
    Flying rockets to space, surgery, vaccines, cars...
  • What are prejudice and discrimination?
    Not treating everyone equally, taking their rights away because of a certain trait they have.
  • Why can health be seen as a global issue?
    Not everyone has access to basic healthcare, especially during times of war or famine.
  • What is weight?
    A measure of how the force of gravity acts upon that mass.
  • What is mass?
    Amount of matter in a material.
  • What are some environmental issues today?
    Deforestation, waste disposal, air pollution..
  • What are some solutions to deforestation?
    Fight illegal logging, reforestation, sustainable practices, greening of urban areas..
  • What is the independent variable? Explain on one example.
    The one that we are changing.
  • What is the dependent variable?
    The one that we are measuring/trying to see the effect of the independent variable.
  • What are some reasons deforestation occurs?
    Farms, constructions, cities, using wood for products, illegal logging...
  • What is deforestation?
    Loss of trees around the world.
  • Why are trees important?
    They give us oxygen, absorb water to prevent flooding, homes to animals, cool the planet (shade)..