Chemistry
Energy1
Energy2
Astronomy
Random
100
This particle has a negative charge and is located in the energy levels of an atom.
What is an electron?
100
A resource that is used faster than it can be replaced by natural processes.
What is a nonrenewable resource?
100
The ability to cause change.
What is energy?
100
The number of waves per second.
What is frequency?
100
A galaxy moving away from Earth would appear this color.
What is red?
200
Determines how many electron levels an atom has and is located on the Periodic Table.
What is a period?
200
Biomass energy is an example of this.
What is renewable energy?
200
This is the unit energy is measured in.
What are Joules?
200
The stage of a star's life cycle where Hydrogen fuses into Helium, and where a star spends most of its life.
What is the Main Sequence?
200
This type of energy is nonpolluting, but has a high cost and is affected by cloudy days.
What is solar energy?
300
Can be shiny or dull, is solid, and can conduct some heat.
What is a metalloid?
300
The total amount of greenhouse gases created directly and indirectly through a person's daily living.
What is a carbon footprint?
300
Gravitational, elastic, and chemical are three types of this kind of energy.
What is potential energy?
300
This causes a person in front of a moving car to hear a higher pitched sound than a person behind it.
What is the Doppler Effect?
300
This type of bond happens between two nonmetals, where electrons are shared.
What is a covalent bond?
400
An atom with a charge.
What is an ion?
400
The amount of electrical power used by an appliance when not in use.
What is vampire/phantom energy?
400
Which type of energy is used in the problem: a 3 kg cat is sitting on a 3 m high fence.
What is gravitational potential energy?
400
The lowest frequency wave on the electromagnetic spectrum.
What is a radio wave?
400
The stage of a small star's life in which fusion stops and the outer layers of the star disappear.
What is a planetary nebula?
500
Cl-28 is an example of this- a variety of a certain element.
What is an isotope?
500
This type of light bulb heats up the slowest, uses the least energy, and costs you the least for a life cycle.
What is an LED bulb?
500
States that energy becomes less and less useful.
What is the Second Law of Thermodynamics?
500
This stage will be where a star 22 times the mass of our sun will end its life.
What is a black hole?
500
The unit that frequency is measured in.
What are Hertz?
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