Science

• What is the purpose of goggles in the lab?

  Protects eyes
• What does a stop-clock measure?

  Measures time (sec. min.)
• What is the function of a balance in the lab?

  Used for weighing substances
• How many legs does a tripod have?

  Three legs
• What is a funnel used for?

  Used for pouring
• What does a beaker hold?

  Holds liquid
• What is the purpose of a test-tube?

  Holds small amounts of liquid
• What does a graduated cylinder measure?

  Measures liquids (cm³)
• What is the function of a spatula?

  Lifting powders
• What does a thermometer measure?

  Measuring temperature (°C)
• What is the purpose of a Bunsen burner?

  Used for heating
• What are the hazard symbols in the lab?

  • Radioactive
  • Toxic
  • Explosive
  • Harmful
  • Flammable
  • Corrosive
• What does the flammable symbol indicate?

  Indicates a gas that catches fire easily
• What does the corrosive symbol indicate?

  Attacks and destroys living tissue
• What does the acronym MRS GREN stand for?

  Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition
• What does the hazard symbol for toxic substances indicate?

  Can cause death if inhaled or absorbed
• What does 'Movement' refer to in MRS GREN?

  Flowers turn to face light; animals move
• What is respiration in living organisms?

  Glucose + Oxygen → Carbon Dioxide + Water + Energy
• What does sensitivity mean in MRS GREN?

  Detecting changes in the environment
• What does growth refer to in MRS GREN?

  Living things must be able to grow
• What does reproduction mean in MRS GREN?

  Making more organisms to keep species alive
• What does excretion refer to in MRS GREN?

  Living things must give out waste
• What does nutrition mean in MRS GREN?

  Living things need correct nutrition to survive
• What are examples of living things?

  • Snail
  • Bird
  • Baby
  • Weed
  • Fly
  • Frog
  • Squirrel
  • Tree
  • Flower
• What are examples of non-living things?

  • Jumper
  • Water
  • Coal