Show:
Chemistry
Ecology
Space
Electricity
Mixed
100
The smallest unit of an element
What is an atom
100
A species facing imment extirpation or extinction
Endangered
100
The theory that the universe began
The Big Bang Theory
100
The SI unit for measuring electrical energy usage
Kilowatt-hour
100
A device that reduces the flow of electric current
Resistor
200
A proton is charged
Positively
200
When a species no longer exists in a specific area
Extirpated
200
Light from galaxies shifts towards the red end of the spectrum
Red shift
200
Comparrison of energy out put of a device with the energy supplied
efficency
200
Taking the charge out of an object by touching the ground
Grouding
300
Where is a neutron located?
In the atoms nucleus
300
Two invasive species in ontario
Six species of Carp European Earwig
300
name two types of telescopes
Radio, X-ray, Gamma or Hubble telescopes
300
_0_ which symbol is this? (gives off heat)
lightbub
300
Farthest planet from the sun
Neptune
400
What type of succession follows a forest fire?
Secondary Succession
400
Harmful contaminants released into the environment
Pollution
400
Debris from artifical objects orbiting space
Space Junk
400
_V_
Voltmeter
400
The sun is a star or planet?
Star
500
The number of protons in an atoms nucleus
Atomic Number
500
Which succession follows a volcanic erruption?
Primary succession
500
What is the earths galaxie?
¸The milky way
500
_A_
Ampmeter
500
The number of a species in an area
species richness