Study

G5 Sci Revision

  •   0%
  •  0     0     0

  • [CH12] What is used to track storm?
    Microwaves
  • [CH11] What happen when objects are cooled?
    particles get thermal energy > atoms move faster and farther
    particles lose thermal energy > atoms move slowly and closer
  • [CH12] What kind of image where light cannot actually reach?
    real
    virtual
  • [CH11] What is the place in the wave where the particles are squeezed together?
    Compression
  • [CH10] What is when too many fishes are removed from the ocean?
    Overfishing
  • [CH10] What is wrote in Tragedy of the Commons?
    If stop using the resource, someone else will use it up.
    If stop using the resource, no one will use it up.
  • [CH11] What is the measure of frequency?
    Hertz
  • [CH12] What is the range of wavelengths of electromagnetic waves?
    Electromagnetic spectrum
  • [CH12] What is CORRECT about altitude?
    Bright light > more altitude
    Dim light > more altitude
  • [CH12] What lens is thinner in the middle than at the edge?
    Convex
    Concave
  • [CH12] What is the height of the wave?
    Frequency
    Amplitude
  • [CH10] What is when any fish caught unintentionally while fishing?
    Bycatch
  • [CH11] What energy stored because of an object's weight and height?
    Gravitational potential energy
  • [CH10] Give me examples of natural resources
    oil, natural gas, water
  • [CH10] What is when removing harmful things from an ecosystem and replacing them with good things?
    Restoration
  • [CH10] Give me examples of renewable resource
    fish, seaweed, wind, solar energy, salt
  • [CH10] What are the materials that occur naturally that humans use?
    Natural resources
  • [CH11] How does the heat flow?
    From warmer to cooler
    From cooler to warmer
  • [CH10] How to reduce bycatch?
    Ban fishing
    Use selective fishing gear
  • [CH12] The sun makes thess waves.
    Ultraviolet waves
  • [CH10] What resource that recreate relatively quickly?
    Renewable resource
  • [CH11] What energy stored in bonds of atoms and molecules?
    Chemical potential energy
  • [CH11] What makes guitar strings change pitch?
    When the length of a guitar string change.
  • [CH11] What energy moves the particles in matter?
    Thermal energy
  • [CH12] What is when the wave moves from one substance into another and changes speed and direction?
    Refraction
  • [CH12] What is when two waves meet?
    Interference
  • [CH12] What is the number of wavelengths in one second?
    Amplitude
    Frequency
  • [CH12] What kind of image formed by a concave mirror?
    virtual
    real
  • [CH12] What kind of image is produced behind the mirror?
    real
    virtual