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SCIENCE 6TH GRADE PART 2

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  • What is the correct order of pregnancy?
    Fertilisation, cell division, zygote, embryo, foetus
  • What two types of elements can you find in a computer?
    Software and hardware.
  • True or False: The combustion produce energy in form of heat and light
    True
  • True or False: Bread dough is made helped by yeast
    True.
  • What types of clocks can you find today?
    Analogue and Digital.
  • Substances are not combined evenly. Also you can separete them.
    Heterogeneous mixtures.
  • When does the menstrual cycle stop?
    Around 50 years old.
  • Double points: Water boils at ……… and ethanol at …………
    Water boils at 100 and ethanol at 78
  • What type of chemical reaction is used to make bread?
    Fermentation
  • When does the menstrual cycle start?
    Between 10 and 15 years old
  • Name the stages of life in order.
    infancy, childhood, adolescence, adulthood, birth and old age
  • Name the different types of chemical reactions
    combustion, oxidation and fermentation
  • Which are the methods to separate components of mixtures?
    Magnetic separation, decantation, filtration, evaporation and distillation
  • Combustion occurs when ……….. reacts with a …………
    Combustion occurs when oxygen reacts with a fuel.
  • What is fermentation caused by?
    Fermentation is caused by fungi and bacterias.
  • What are the five female reproductive organs?
    Fallopian tube, uterus, ovary, vagina and cervix.
  • What two types of hardware can you find?
    Internal hardware and external hardware.
  • How many days does menstruacion last?
    About 3-5 days
  • What are the seven reproductive male organs?
    seminal vesicle, prostate, vas deferens, scrotum, penis, testicle, urethra