Chemistry
What is the electron configuration of a Lithium atom?
2,1
How much energy is passed on from one trophic level to the next, in percentage?
10%
Are sound waves transverse or longitudinal?
longitudinal
Who proposed the idea of continental drift?
Alfred Wegner
name the four lobes in the brain
frontal, temporal, parietal, occipital
The name of the variations of an atom based on the number of neutrons
Isotope
The name for the part of the food web that breaks down dead things into elements, eg fungi
decomposers
What is the resistance of a light globe that has a voltage of 9V and current of 3A?
3 Ohms
What is the name of the process of a more dense plate pushing under a less dense plate?
Subduction
The name of the space between neurons where neurotransmitters travel
Synapse
What type of ion does a metal form?
Cation / positive ion
The name for the relationship where one organism benefits and the other organism is unaffected
commensalism
What is the speed of a wave with frequency of 20Hz and wavelength of 15m?
300 m/s
What do P and S stand for in P-waves and S-waves?
primary and secondary
The name of the reflex action that helps us stay standing up
knee-jerk reaction
What is measured in Carbon dating to determine how long ago an organism died?
the balance between Carbon 12 and Carbon 14
What is the scientific name for an organism that obtains body head from outside its body (aka cold-blooded)
ectothermic
A home should be wired this way so that each light can be independently controlled.
Parallel
The name of the evidence for the changing in polarity of the earth over geological time (north and south poles changing)
Magnetic striping
the hormone responsible for lowering blood glucose levels
insulin
What salt is formed when nitric acid reacts with chromium?
chromium nitrate
What kind of relationship exists between termites and flagellates?
List the 7 parts of the electromagnetic spectrum.
Radio
Microwave
Infrared
Visible Light
Ultraviolet
X-ray
Gamma
The name for the process of hot magma rising to the surface and cooler denser magma moving out of the way, causing the plate to move
Convection current
What is the name of the structure that connects the left and right hemispheres of the brain
Corpus callosum