Ecosystems
What is an Ecosystem?
All the living and non-living factors in an area
What is an electric current?
Flow of electrons
What is a common natural disaster that occurs at several plate boundaries?
Earthquakes
What are the three ways heat is transferred?
Convection, conduction and radiation
Name a noble gas
Ne, Ar, Kr, Xe
What is Biodiversity?
The number of different species in an ecosystem
What is the equation for finding the voltage of a circuit?
V = I x R
What causes the tectonic plates to move?
Convection currents
What does sound require to travel and why?
A medium as it travels via vibration of particles
What is an isotope?
Same element with same protons, different neutrons
What is the primary consumer in grass-->rabbit-->fox?
Rabbit
How is a parallel circuit different to a series circuit?
A parallel circuit has branches, allows more than one way for current to flow
Name 3 types of plate boundaries
Transform, divergent, convergent
What is the space between the the crests of two waves called?
Wavelength
Draw the lewis dot diagram of Ar
Teacher to check
Name 3 abiotic factors
Water, light, temperature, pH, humidity
How do you determine resistance in a series circuit?
Add up the resistances of each component
What are the two types of lithosphere?
Oceanic and continental
What is the equation to find the frequency of a wave?
f = v/lambda
What is the number of electrons in F
9
A relationship where one organism benefits and one does not
Parasitism
Draw a parallel circuit with 2 lamps
Teacher to check
What is it called when one plate slides under another?
Subduction
A reflected ray has an incidence angle of 30. What is the reflected angle?
30
What is the name of the scientist who developed the electron shell diagrams?
Bohr