Chemistry
Electricity
Ecology
Space
Miscellaneous
100
An element or a compound
What is an example of a pure substance?
100
Electricity that doesn't move
What is static electricity
100
An ecosystem that will survive indefinitely without human interaction
What is a sustainable ecosystem
100
A collection of gas and dust that marks the beginning of the life cycle of a star
What is a nebula?
100
An objects ability to bend easily or to be hammered into thin sheets.
What is malleability
200
40 - 18 = 22
How many neutrons in an Argon atom?
200
This list orders the strength of insulators with regard to how strongly they hold onto their electrons
What is the electrostatic series?
200
The increased levels of carbon in the atmosphere trap the sun's rays, causing the temperature of the Earth to increase.
What is the greenhouse effect
200
This star has a shorter life span than the other stars, however, its ending is much more spectacular.
What is a massive star?
200
The galaxies continue to move outward from a central point and radiation exists between galaxies
What is evidence that the Big Bang Theory happened?
300
Bohr
Whose theory is the current theory of the atomic model?
300
In this type of circuit, the voltage always remains the same and the current changes.
What is a parallel circuit
300
Water current, temperature, rocks and climate.
What is an abiotic factor?
300
This planet is located less than one astronomical unit from the Sun, however, it is not covered in craters
What is Venus
300
The shell that determines the level of reactivity of an element
What is a valence shell?
400
This invisible gas makes a popping sound when it comes into contact with a flame.
What is hydrogen?
400
A material that allows electrons to flow freely through it.
What is a conductor?
400
When the population of frogs is at the maximum number that an ecosystem can hold.
What is carrying capacity?
400
All matter and energy everywhere
What is the Universe
400
This calculation can be obtained by dividing the total energy output by the total energy input
What is percent efficiency?
500
The variables in an experiment that do not change in each trial.
What is a controlled variable?
500
This law states that the relationship between voltage and current in a circuit are directly related.
What is Ohm's Law
500
An "new" species that has been introduced to an ecosystem that can cause disruption to existing species.
What is an invasive species?
500
The current theory on how our solar system was formed
What is the Solar Nebula Theory
500
It can help an ecosystem recover more easily from a natural disaster
What is biodiversity
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