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Science L3 How do these work?

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  • When we talk of charge...what can we say? An object is _________ or ___________charged. Positively or negatively OR actively or non-actively
    Positively and negatively
  • Can electrons jump?
    Yes
  • Where do electrons live in an atom? In the center or in the orbit of the atom?
    Orbit of the atom
  • Which would reflect more light? A straight piece of foil OR a crumpled piece of foil
    Crumpled piece of foil
  • What is a mirror made of?
    Metal and glass
  • What kind of electricity gives you that shock when you touch a doorknob? Static electricity or chemical electricity
    Static electricity
  • Do different objects in your home use different amounts of electricity? Yes or no
    Yes
  • Which is bigger? Neutrons or electrons?
    Neutrons
  • Electricity is a type of ______________. Action OR energy
    Energy
  • How does a mirror make you look really big or really small? The mirror is curved OR it is much thicker
    A curved mirror
  • What is an atom?
    The smallest piece of matter
  • Atoms make up everything in the universe
    True
  • What 3 elements make up an atom? P, N and E
    Protons, neutrons and electrons
  • What inside clouds causes lightning to form? Is it wind OR particles
    Water and dust particles and bits of ice
  • What uses electricity in our homes?
    Kettle, heater, stove, laptop, computer, TV, etc
  • What are at the center of an atom? Protons and electrons OR protons and neutrons
    Protons and neutrons
  • Give an example of other objects that can reflect light except glass.
    Polished stone, metal, foil, water, etc
  • Lightening can happen between clouds. True or false
    True
  • True or false. Glass can absorb all kinds of light.
    False...it is transparent
  • Do our eyes reflect light or gather light?
    Gather light
  • As you walk across a carpet, what gets built up? Positive or negative charge?
    Negative charge